a buubuu nai wa moo
a buubuu nai wa moo .
a WORD_BOUNDARY b ɯː b ɯː WORD_BOUNDARY n a i WORD_BOUNDARY w a WORD_BOUNDARY m oː WORD_BOUNDARY
a WORD_BOUNDARY b u u b u u WORD_BOUNDARY n a i WORD_BOUNDARY w a WORD_BOUNDARY m o o WORD_BOUNDARY