atsui bubu aru yo
atsui bubu aru yo .
a t͡s ɯ i WORD_BOUNDARY b ɯ b ɯ WORD_BOUNDARY a r ɯ WORD_BOUNDARY j o WORD_BOUNDARY
a t s u i WORD_BOUNDARY b u b u WORD_BOUNDARY a r u WORD_BOUNDARY y o WORD_BOUNDARY