I've I've tried it
I I try it
pro:sub pro:sub part pro:per
i've i've tried it .
aɪ v WORD_BOUNDARY aɪ v WORD_BOUNDARY t ɹ aɪ d WORD_BOUNDARY ɪ t WORD_BOUNDARY
i ' v e WORD_BOUNDARY i ' v e WORD_BOUNDARY t r i e d WORD_BOUNDARY i t WORD_BOUNDARY