you heard of what
you hear of what
pro:per v prep pro:int
you heard of what ?
j uː WORD_BOUNDARY h ɜː d WORD_BOUNDARY ʌ v WORD_BOUNDARY w ʌ t WORD_BOUNDARY
y o u WORD_BOUNDARY h e a r d WORD_BOUNDARY o f WORD_BOUNDARY w h a t WORD_BOUNDARY