{"Alphabet":{"A":{"a1_0":{0:100,1:120}},"a1_1":{0:150,1:130},"a1_2":{0:140,1:110}},{"B":{"b1_0":{0:2,1:3}},{"b1_1":{0:"4",1:"5"}}},・・・・{"Z":{"z1_0":{0:"90",1:"80"}},{"z1_1":{0:"40",1:"50"}}}}

for key,value in dictionary.items():
    x = key
    for ky,vl in value.items():
        y = ky
        for k, v in vl.items():
            z =k+ v

            s = "n".join([x, y, z])
            f = open('data.txt', 'w')
            f.write(s)
            f.close()