they could be but you've never seen one
they could be but you never see one
pro:sub mod cop conj pro:per adv part pro:indef
they could be but you've never seen one .
ð eɪ WORD_BOUNDARY k ʊ d WORD_BOUNDARY b iː WORD_BOUNDARY b ʌ t WORD_BOUNDARY j uː v WORD_BOUNDARY n ɛ v ɚ WORD_BOUNDARY s iː n WORD_BOUNDARY w ʌ n WORD_BOUNDARY
t h e y WORD_BOUNDARY c o u l d WORD_BOUNDARY b e WORD_BOUNDARY b u t WORD_BOUNDARY y o u ' v e WORD_BOUNDARY n e v e r WORD_BOUNDARY s e e n WORD_BOUNDARY o n e WORD_BOUNDARY