si se borra y se pone
si se borra y se pone .
s i WORD_BOUNDARY s e̞ WORD_BOUNDARY β o̞ r a WORD_BOUNDARY i WORD_BOUNDARY s e̞ WORD_BOUNDARY p o̞ n e̞ WORD_BOUNDARY
s i WORD_BOUNDARY s e WORD_BOUNDARY b o r r a WORD_BOUNDARY y WORD_BOUNDARY s e WORD_BOUNDARY p o n e WORD_BOUNDARY . WORD_BOUNDARY