what's he trying to do
what's he trying to do?
w ʌ t s WORD_BOUNDARY h iː WORD_BOUNDARY t ɹ aɪ ɪ ŋ WORD_BOUNDARY t ə WORD_BOUNDARY d uː WORD_BOUNDARY
w h a t ' s WORD_BOUNDARY h e WORD_BOUNDARY t r y i n g WORD_BOUNDARY t o WORD_BOUNDARY d o ? WORD_BOUNDARY