nani ni oo tte itten no
nani ni oo tte itten no ?
n a n i WORD_BOUNDARY n i WORD_BOUNDARY oː WORD_BOUNDARY t t e WORD_BOUNDARY i t t e n WORD_BOUNDARY n o WORD_BOUNDARY
n a n i WORD_BOUNDARY n i WORD_BOUNDARY o o WORD_BOUNDARY t t e WORD_BOUNDARY i t t e n WORD_BOUNDARY n o WORD_BOUNDARY