doko ni oichatta kana
doko ni oichatta kana ?
d o k o WORD_BOUNDARY n i WORD_BOUNDARY o i t̠ʃ a t t a WORD_BOUNDARY k a n a WORD_BOUNDARY
d o k o WORD_BOUNDARY n i WORD_BOUNDARY o i c h a t t a WORD_BOUNDARY k a n a WORD_BOUNDARY