doo shitara ii no ka na
doo shitara ii no ka na ?
d oː WORD_BOUNDARY ʃ i t a r a WORD_BOUNDARY i i WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY n a WORD_BOUNDARY
d o o WORD_BOUNDARY s h i t a r a WORD_BOUNDARY i i WORD_BOUNDARY n o WORD_BOUNDARY k a WORD_BOUNDARY n a WORD_BOUNDARY