what's he doing that for
what he do that for
pro:int pro:sub n:gerund adv prep
what's he doing that for?
w ʌ t s WORD_BOUNDARY h iː WORD_BOUNDARY d uː ɪ ŋ WORD_BOUNDARY ð æ t WORD_BOUNDARY f ɔ ɹ WORD_BOUNDARY
w h a t ' s WORD_BOUNDARY h e WORD_BOUNDARY d o i n g WORD_BOUNDARY t h a t WORD_BOUNDARY f o r ? WORD_BOUNDARY