nanto doo shita koto ka
nanto doo shita koto ka .
n a n t o WORD_BOUNDARY d oː WORD_BOUNDARY ʃ i t a WORD_BOUNDARY k o t o WORD_BOUNDARY k a WORD_BOUNDARY
n a n t o WORD_BOUNDARY d o o WORD_BOUNDARY s h i t a WORD_BOUNDARY k o t o WORD_BOUNDARY k a WORD_BOUNDARY