betsu ni toka itteta
betsu ni toka itteta .
b e t͡s ɯ WORD_BOUNDARY n i WORD_BOUNDARY t o k a WORD_BOUNDARY i t t e t a WORD_BOUNDARY
b e t s u WORD_BOUNDARY n i WORD_BOUNDARY t o k a WORD_BOUNDARY i t t e t a WORD_BOUNDARY