wouaf wouaf wouaf wouaf
wouaf wouaf wouaf wouaf
on on on on
wouaf wouaf wouaf wouaf .
 w w a f WORD_BOUNDARY  w w a f WORD_BOUNDARY  w w a f WORD_BOUNDARY  w w a f WORD_BOUNDARY
w o u a f WORD_BOUNDARY w o u a f WORD_BOUNDARY w o u a f WORD_BOUNDARY w o u a f WORD_BOUNDARY