nani iren no ka na kore
nani iren no ka na kore ?
n a n i WORD_BOUNDARY i r e n WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY n a WORD_BOUNDARY k o r e WORD_BOUNDARY
n a n i WORD_BOUNDARY i r e n WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY n a WORD_BOUNDARY k o r e WORD_BOUNDARY