and when you need it you don't put it
and when you need it you do put it
coord conj pro:per v pro:per pro:per mod v pro:per
and when you need it you don't put it .
æ n d WORD_BOUNDARY w ɛ n WORD_BOUNDARY j uː WORD_BOUNDARY n iː d WORD_BOUNDARY ɪ t WORD_BOUNDARY j uː WORD_BOUNDARY d oʊ n t WORD_BOUNDARY p ʊ t WORD_BOUNDARY ɪ t WORD_BOUNDARY
a n d WORD_BOUNDARY w h e n WORD_BOUNDARY y o u WORD_BOUNDARY n e e d WORD_BOUNDARY i t WORD_BOUNDARY y o u WORD_BOUNDARY d o n ' t WORD_BOUNDARY p u t WORD_BOUNDARY i t WORD_BOUNDARY