indent_level     title                                    course_count
 ---------------  ---------------------------------------  ---------------
 1                Agriculture                              25
 2                Agricultural engineering                 2
 0                Business and management                  23
 1                Management                               1426
 2                Engineering management                   73
 0                Construction                             32
 1                Architecture                             167
 2                Architectural engineering                8
 1                Civil engineering                        96
 2                Construction engineering                 11
 3                Geotechnical engineering                 31
 3                Environmental engineering                68
 3                Urban engineering                        4
 2                Public health engineering                2
 3                Waste engineering                        22
 2                Transport engineering                    20
 3                Bridge engineering                       2
 3                Highway engineering                      6
 3                Railway engineering                      1
 3                Road transport engineering               1
 3                Traffic engineering                      1
 2                Water engineering                        40
 3                River engineering                        4
 1                Structural engineering                   63
 2                Earthquake engineering                   5
 1                Surveying                                14
 2                Engineering surveying                    2
 1                Engineering                              162
 2                Aeronautical engineering                 18
 2                Aerospace engineering                    39
 3                Air transport engineering                1
 3                Aircraft engineering                     3
 2                Automotive engineering                   38
 3                Motorsport engineering                   7
 2                Biochemical engineering                  9
 2                Chemical engineering                     49
 2                Chemical process engineering             20
 3                Bioprocess engineering                   1
 3                Combustion engineering                   8
 3                Corrosion engineering                    2
 2                Communication engineering                92
 2                Computation engineering                  12
 2                Computer aided engineering               15
 2                Computer systems engineering             68
 2                Control engineering                      38
 2                Electrical engineering                   80
 2                Electronic engineering                   98
 3                Electronic systems engineering           12
 4                Military electronic systems engineering  1
 3                Microelectronic engineering              6
 4                Microprocessor engineering               4
 3                Microwave engineering                    12
 3                Sound engineering                        11
 2                Energy engineering                       32
 3                Nuclear engineering                      4
 2                Engineering systems                      14
 2                Engineering technology                   12
 3                Engineering technician studies           1
 2                Explosive ordnance engineering           2
 2                Fire engineering                         12
 2                Fluid engineering                        30
 2                Forensic engineering                     3
 2                Gas engineering                          8
 2                Industrial design engineering            2
 2                Instrumentation engineering              12
 2                Mathematical engineering                 1
 2                Mechanical engineering                   111
 3                Hydraulic engineering                    4
 2                Mineral engineering                      9
 2                Mining engineering                       5
 2                Model engineering                        2
 2                Motor vehicle engineering                9
 3                Motor vehicle engineering management     1
 2                Ocean engineering                        11
 2                Offshore engineering                     21
 3                Marine engineering                       25
 4                Marine electrical engineering            3
 4                Marine mechanical engineering            2
 2                Petrochemical engineering                2
 2                Petroleum engineering                    22
 2                Plant engineering                        1
 2                Power engineering                        22
 3                Electromagnetic engineering              7
 3                Power electronic engineering             10
 2                Reliability engineering                  11
 2                Telecommunications                       51
 3                Broadcast engineering                    3
 3                Radio engineering                        10
 3                Satellite communication engineering      15
 1                Industrial design                        22
 2                Engineering design                       44
 3                Electronic engineering design            5
 3                Mechanical engineering design            10
 1                Production                               17
 2                Industrial engineering                   12
 2                Manufacturing engineering                77
 2                Process engineering                      32
 2                Production engineering                   4
 2                Textile engineering                      9
 0                Information technology                   183
 1                Computer engineering                     31
 1                Software engineering                     120
 1                Systems                                  27
 2                Systems engineering                      43
 0                Science                                  100
 1                Biology                                  130
 2                Human biology                            22
 3                Biomedical sciences                      161
 4                Biomedical engineering                   51
 1                Biotechnology                            71
 2                Genetic engineering                      2
 1                Earth sciences                           40
 2                Geology                                  44
 3                Applied geology                          3
 4                Engineering geology                      15
 4                Engineering geomorphology                1
 3                Engineering hydrology                    2
 2                Geophysics                               27
 3                Engineering seismology                   2
 1                Materials science                        120
 2                Metallurgy                               11
 2                Polymer science                          25
 3                Polymer engineering                      24
 1                Mathematics                              189
 2                Applied mathematics                      56
 3                Computational mathematics                42
 4                Engineering computation                  5
 3                Engineering mathematics                  1
 1                Physics                                  123
 2                Applied physics                          8
 3                Engineering physics                      2
 2                Mechanics                                17
 3                Engineering solid mechanics              1