nani o iutara iken no
nani o iutara iken no ?
n a n i WORD_BOUNDARY o WORD_BOUNDARY i ɯ t a r a WORD_BOUNDARY i k e n WORD_BOUNDARY n o WORD_BOUNDARY
n a n i WORD_BOUNDARY o WORD_BOUNDARY i u t a r a WORD_BOUNDARY i k e n WORD_BOUNDARY n o WORD_BOUNDARY