a guardar a guardar
a guardar a guardar ?
a WORD_BOUNDARY ɡ w a ɾ d a ɾ WORD_BOUNDARY a WORD_BOUNDARY ɡ w a ɾ d a ɾ WORD_BOUNDARY
a WORD_BOUNDARY g u a r d a r WORD_BOUNDARY a WORD_BOUNDARY g u a r d a r WORD_BOUNDARY ? WORD_BOUNDARY