you can't move backwards
you can move backwards
pro:per mod v adv
you can't move backwards .
j uː WORD_BOUNDARY k æ n t WORD_BOUNDARY m uː v WORD_BOUNDARY b æ k w ɚ d z WORD_BOUNDARY
y o u WORD_BOUNDARY c a n ' t WORD_BOUNDARY m o v e WORD_BOUNDARY b a c k w a r d s WORD_BOUNDARY