bek bek wek wek wek
bek bek wek wek wek .
b ɛ k WORD_BOUNDARY b ɛ k WORD_BOUNDARY w ɛ k WORD_BOUNDARY w ɛ k WORD_BOUNDARY w ɛ k WORD_BOUNDARY
b e k WORD_BOUNDARY b e k WORD_BOUNDARY w e k WORD_BOUNDARY w e k WORD_BOUNDARY w e k WORD_BOUNDARY