so tapp tapp tapp tapp
so tapp tapp tapp tapp .
z oː WORD_BOUNDARY t a p WORD_BOUNDARY t a p WORD_BOUNDARY t a p WORD_BOUNDARY t a p WORD_BOUNDARY
s o WORD_BOUNDARY t a p p WORD_BOUNDARY t a p p WORD_BOUNDARY t a p p WORD_BOUNDARY t a p p WORD_BOUNDARY