baibai tte doko iku no
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b a i b a i WORD_BOUNDARY t t e WORD_BOUNDARY d o k o WORD_BOUNDARY i k ɯ WORD_BOUNDARY n o WORD_BOUNDARY
b a i b a i WORD_BOUNDARY t t e WORD_BOUNDARY d o k o WORD_BOUNDARY i k u WORD_BOUNDARY n o WORD_BOUNDARY