nan tte itte iru no ka to omottara
nan tte itte iru no ka to omottara .
n a n WORD_BOUNDARY t t e WORD_BOUNDARY i t t e WORD_BOUNDARY i r ɯ WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY t o WORD_BOUNDARY o m o t t a r a WORD_BOUNDARY
n a n WORD_BOUNDARY t t e WORD_BOUNDARY i t t e WORD_BOUNDARY i r u WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY t o WORD_BOUNDARY o m o t t a r a WORD_BOUNDARY