to:to: tototototo: to:to:to:to: tototo:n tototo:n
to:to: tototototo: to:to:to:to: tototo:n tototo:n .
t o WORD_BOUNDARY t o WORD_BOUNDARY t o t o t o t o t o WORD_BOUNDARY t o WORD_BOUNDARY t o WORD_BOUNDARY t o WORD_BOUNDARY t o WORD_BOUNDARY t o t o t o WORD_BOUNDARY n WORD_BOUNDARY t o t o t o WORD_BOUNDARY n WORD_BOUNDARY
t o : t o : WORD_BOUNDARY t o t o t o t o t o : WORD_BOUNDARY t o : t o : t o : t o : WORD_BOUNDARY t o t o t o : n WORD_BOUNDARY t o t o t o : n WORD_BOUNDARY