iya da to ne itai to ne
iya da to ne itai to ne .
i j a WORD_BOUNDARY d a WORD_BOUNDARY t o WORD_BOUNDARY n e WORD_BOUNDARY i t a i WORD_BOUNDARY t o WORD_BOUNDARY n e WORD_BOUNDARY
i y a WORD_BOUNDARY d a WORD_BOUNDARY t o WORD_BOUNDARY n e WORD_BOUNDARY i t a i WORD_BOUNDARY t o WORD_BOUNDARY n e WORD_BOUNDARY