I don't think there is one
I do think there be one
pro:sub mod v adv cop pro:indef
i don't think there is one .
aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY θ ɪ ŋ k WORD_BOUNDARY ð ɛ ɹ WORD_BOUNDARY ɪ z WORD_BOUNDARY w ʌ n WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY t h i n k WORD_BOUNDARY t h e r e WORD_BOUNDARY i s WORD_BOUNDARY o n e WORD_BOUNDARY