el perrito se ha hecho púpa
el perrito se ha hecho púpa ?
e l WORD_BOUNDARY p e r i t o WORD_BOUNDARY s e WORD_BOUNDARY a WORD_BOUNDARY e t̠ʃ o WORD_BOUNDARY p u p a WORD_BOUNDARY
e l WORD_BOUNDARY p e r r i t o WORD_BOUNDARY s e WORD_BOUNDARY h a WORD_BOUNDARY h e c h o WORD_BOUNDARY p ú p a WORD_BOUNDARY