I don't know what you mean
I do know what you mean
pro:sub mod v pro:int pro:per adj
i don't know what you mean .
aɪ WORD_BOUNDARY d əʊ n t WORD_BOUNDARY n əʊ WORD_BOUNDARY w ɒ t WORD_BOUNDARY j uː WORD_BOUNDARY m iː n WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY k n o w WORD_BOUNDARY w h a t WORD_BOUNDARY y o u WORD_BOUNDARY m e a n WORD_BOUNDARY