I don't know what he said
I do know what he say
pro:sub mod v pro:int pro:sub v
i don't know what he said.
aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n oʊ WORD_BOUNDARY w ʌ t WORD_BOUNDARY h iː WORD_BOUNDARY s ɛ d WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY k n o w WORD_BOUNDARY w h a t WORD_BOUNDARY h e WORD_BOUNDARY s a i d . WORD_BOUNDARY