boku wa doo shita no
boku wa doo shita no ?
b o k ɯ WORD_BOUNDARY w a WORD_BOUNDARY d oː WORD_BOUNDARY ʃ i t a WORD_BOUNDARY n o WORD_BOUNDARY
b o k u WORD_BOUNDARY w a WORD_BOUNDARY d o o WORD_BOUNDARY s h i t a WORD_BOUNDARY n o WORD_BOUNDARY