you don't know it
you do know it
pro:per mod v pro:per
you don't know it .
j uː WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n oʊ WORD_BOUNDARY ɪ t WORD_BOUNDARY
y o u WORD_BOUNDARY d o n ' t WORD_BOUNDARY k n o w WORD_BOUNDARY i t WORD_BOUNDARY