he played knick_knack
he play knick_knack
pro:sub part co
he played knick knack .
h iː WORD_BOUNDARY p l eɪ d WORD_BOUNDARY n ɪ k WORD_BOUNDARY n æ k WORD_BOUNDARY
h e WORD_BOUNDARY p l a y e d WORD_BOUNDARY k n i c k WORD_BOUNDARY k n a c k WORD_BOUNDARY