haven't had this kind of concern over this before
have have this kind of concern over this before
aux v det:dem adj prep n adv det:dem adv
haven't had this kind of concern over this before.
h æ v ə n t WORD_BOUNDARY h æ d WORD_BOUNDARY ð ɪ s WORD_BOUNDARY k aɪ n d WORD_BOUNDARY ʌ v WORD_BOUNDARY k ə n s ɜː n WORD_BOUNDARY oʊ v ə ɹ WORD_BOUNDARY ð ɪ s WORD_BOUNDARY b ɪ f ɔ ɹ WORD_BOUNDARY
h a v e n ' t WORD_BOUNDARY h a d WORD_BOUNDARY t h i s WORD_BOUNDARY k i n d WORD_BOUNDARY o f WORD_BOUNDARY c o n c e r n WORD_BOUNDARY o v e r WORD_BOUNDARY t h i s WORD_BOUNDARY b e f o r e . WORD_BOUNDARY