te re re re re re re
te re re re re re re .
t ɛ WORD_BOUNDARY r ɛ WORD_BOUNDARY r ɛ WORD_BOUNDARY r ɛ WORD_BOUNDARY r ɛ WORD_BOUNDARY r ɛ WORD_BOUNDARY r ɛ WORD_BOUNDARY
t e WORD_BOUNDARY r e WORD_BOUNDARY r e WORD_BOUNDARY r e WORD_BOUNDARY r e WORD_BOUNDARY r e WORD_BOUNDARY r e WORD_BOUNDARY