body = """This is the body of the document,
with a set of words"""

my_document = search.Document(
  fields=[
    search.TextField(name='title', value='A Set Of Words'),
    search.TextField(name='body', value=body),
   ])

documents = [
  dict(title="Alpha", body="A"),          # "Alpha"
  dict(title="Beta", body="B Two"),       # "Beta"
  dict(title="Alpha Two", body="A"),      # "Alpha2"
]

for doc in documents:
  search.Document(
    fields=[
       search.TextField(name="title", value=doc.title),
       search.TextField(name="body", value=doc.body),
    ]
  )
  index.put(doc)  # for some search.Index

# Then when we search, we search the Title and Body.
index.search("Alpha")
# returns [Alpha, Alpha2]

# Results where the search is found in the Title are given higher weight.
index.search("Two")
# returns [Alpha2, Beta]  -- note Alpha2 has 'Two' in the title.