what's so tricky about that
what so trick about that
pro:int co adj prep pro:dem
what's so tricky about that ?
w ʌ t s WORD_BOUNDARY s oʊ WORD_BOUNDARY t ɹ ɪ k i WORD_BOUNDARY ɐ b aʊ t WORD_BOUNDARY ð æ t WORD_BOUNDARY
w h a t ' s WORD_BOUNDARY s o WORD_BOUNDARY t r i c k y WORD_BOUNDARY a b o u t WORD_BOUNDARY t h a t WORD_BOUNDARY