doko ni itte katte kita no
doko ni itte katte kita no ?
d o k o WORD_BOUNDARY n i WORD_BOUNDARY i t t e WORD_BOUNDARY k a t t e WORD_BOUNDARY k i t a WORD_BOUNDARY n o WORD_BOUNDARY
d o k o WORD_BOUNDARY n i WORD_BOUNDARY i t t e WORD_BOUNDARY k a t t e WORD_BOUNDARY k i t a WORD_BOUNDARY n o WORD_BOUNDARY