buubu mi ni iku no
buubu mi ni iku no ?
b ɯː b ɯ WORD_BOUNDARY m i WORD_BOUNDARY n i WORD_BOUNDARY i k ɯ WORD_BOUNDARY n o WORD_BOUNDARY
b u u b u WORD_BOUNDARY m i WORD_BOUNDARY n i WORD_BOUNDARY i k u WORD_BOUNDARY n o WORD_BOUNDARY