I've never heard of such a thing
I never hear of such a thing
pro:sub adv part prep qn det:art n
i've never heard of such a thing .
aɪ v WORD_BOUNDARY n ɛ v ə WORD_BOUNDARY h ɜː d WORD_BOUNDARY ɒ v WORD_BOUNDARY s ʌ t̠ʃ WORD_BOUNDARY ɐ WORD_BOUNDARY θ ɪ ŋ WORD_BOUNDARY
i ' v e WORD_BOUNDARY n e v e r WORD_BOUNDARY h e a r d WORD_BOUNDARY o f WORD_BOUNDARY s u c h WORD_BOUNDARY a WORD_BOUNDARY t h i n g WORD_BOUNDARY