doko ni aru ookii buubuu
doko ni aru ookii buubuu .
d o k o WORD_BOUNDARY n i WORD_BOUNDARY a r ɯ WORD_BOUNDARY oː k i i WORD_BOUNDARY b ɯː b ɯː WORD_BOUNDARY
d o k o WORD_BOUNDARY n i WORD_BOUNDARY a r u WORD_BOUNDARY o o k i i WORD_BOUNDARY b u u b u u WORD_BOUNDARY