firstname I don't think
firstname i don't think .
f ɜː s t n eɪ m WORD_BOUNDARY aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY θ ɪ ŋ k WORD_BOUNDARY
f i r s t n a m e WORD_BOUNDARY i WORD_BOUNDARY d o n ' t WORD_BOUNDARY t h i n k WORD_BOUNDARY