we could of picked dem up
we could have pick them up
pro:sub mod aux part pro:obj adv
we could of picked dem up .
w iː WORD_BOUNDARY k ʊ d WORD_BOUNDARY ʌ v WORD_BOUNDARY p ɪ k t WORD_BOUNDARY d ɛ m WORD_BOUNDARY ʌ p WORD_BOUNDARY
w e WORD_BOUNDARY c o u l d WORD_BOUNDARY o f WORD_BOUNDARY p i c k e d WORD_BOUNDARY d e m WORD_BOUNDARY u p WORD_BOUNDARY