atchi no wa nan datta no
atchi no wa nan datta no ?
a t t̠ʃ i WORD_BOUNDARY n o WORD_BOUNDARY w a WORD_BOUNDARY n a n WORD_BOUNDARY d a t t a WORD_BOUNDARY n o WORD_BOUNDARY
a t c h i WORD_BOUNDARY n o WORD_BOUNDARY w a WORD_BOUNDARY n a n WORD_BOUNDARY d a t t a WORD_BOUNDARY n o WORD_BOUNDARY