dónde ha ido la pelota
dónde ha ido la pelota ?
d o n d e WORD_BOUNDARY a WORD_BOUNDARY i ð o WORD_BOUNDARY l a WORD_BOUNDARY p e l o t a WORD_BOUNDARY
d ó n d e WORD_BOUNDARY h a WORD_BOUNDARY i d o WORD_BOUNDARY l a WORD_BOUNDARY p e l o t a WORD_BOUNDARY