it doesn't matter when
it do matter when
pro:per mod v pro:int
it doesn't matter when .
ɪ t WORD_BOUNDARY d ʌ z ə n t WORD_BOUNDARY m æ ɾ ɚ WORD_BOUNDARY w ɛ n WORD_BOUNDARY
i t WORD_BOUNDARY d o e s n ' t WORD_BOUNDARY m a t t e r WORD_BOUNDARY w h e n WORD_BOUNDARY