koko de tte itta no
koko de tte itta no ?
k o k o WORD_BOUNDARY d e WORD_BOUNDARY t t e WORD_BOUNDARY i t t a WORD_BOUNDARY n o WORD_BOUNDARY
k o k o WORD_BOUNDARY d e WORD_BOUNDARY t t e WORD_BOUNDARY i t t a WORD_BOUNDARY n o WORD_BOUNDARY