le le le le le
le le le le le !
l ɛ WORD_BOUNDARY l ɛ WORD_BOUNDARY l ɛ WORD_BOUNDARY l ɛ WORD_BOUNDARY l ɛ WORD_BOUNDARY
l e WORD_BOUNDARY l e WORD_BOUNDARY l e WORD_BOUNDARY l e WORD_BOUNDARY l e WORD_BOUNDARY