we don't need it we don't need it
we do need it we do need it
pro:sub mod v pro:per pro:sub mod v pro:per
we don't need it we don't need it .
w iː WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n iː d WORD_BOUNDARY ɪ t WORD_BOUNDARY w iː WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n iː d WORD_BOUNDARY ɪ t WORD_BOUNDARY
w e WORD_BOUNDARY d o n ' t WORD_BOUNDARY n e e d WORD_BOUNDARY i t WORD_BOUNDARY w e WORD_BOUNDARY d o n ' t WORD_BOUNDARY n e e d WORD_BOUNDARY i t WORD_BOUNDARY