I haven't been able to find it
I have be able to find it
pro:sub aux aux adj inf v pro:per
i haven't been able to find it .
aɪ WORD_BOUNDARY h æ v ə n t WORD_BOUNDARY b ɪ n WORD_BOUNDARY eɪ b ə l WORD_BOUNDARY t ə WORD_BOUNDARY f aɪ n d WORD_BOUNDARY ɪ t WORD_BOUNDARY
i WORD_BOUNDARY h a v e n ' t WORD_BOUNDARY b e e n WORD_BOUNDARY a b l e WORD_BOUNDARY t o WORD_BOUNDARY f i n d WORD_BOUNDARY i t WORD_BOUNDARY