buu bubuu bubuu tte iku no
buu bubuu bubuu tte iku no ?
b ɯː WORD_BOUNDARY b ɯ b ɯː WORD_BOUNDARY b ɯ b ɯː WORD_BOUNDARY t t e WORD_BOUNDARY i k ɯ WORD_BOUNDARY n o WORD_BOUNDARY
b u u WORD_BOUNDARY b u b u u WORD_BOUNDARY b u b u u WORD_BOUNDARY t t e WORD_BOUNDARY i k u WORD_BOUNDARY n o WORD_BOUNDARY