but they're so costly that's the only thing
but they so cost that the only thing
conj pro:sub adv adj pro:dem det:art qn n
but they're so costly that's the only thing .
b ʌ t WORD_BOUNDARY ð eɪ ɚ WORD_BOUNDARY s oʊ WORD_BOUNDARY k ɔ s t l i WORD_BOUNDARY ð æ t s WORD_BOUNDARY ð ɪ WORD_BOUNDARY oʊ n l i WORD_BOUNDARY θ ɪ ŋ WORD_BOUNDARY
b u t WORD_BOUNDARY t h e y ' r e WORD_BOUNDARY s o WORD_BOUNDARY c o s t l y WORD_BOUNDARY t h a t ' s WORD_BOUNDARY t h e WORD_BOUNDARY o n l y WORD_BOUNDARY t h i n g WORD_BOUNDARY