Perhaps you should try some spelling variations:
"llibrer{acute}ias." » "llibre{acute}ias.", "llibres{acute}ias.", "llibreria{acute}ias.", "llibrer{acute}dias.", "llibrero{acute}ias.", "lliber{acute}ias.", "llibrar{acute}ias.", "llibror{acute}ias."
"librer{acute}vias." » "librer{acute}vdias.", "librero{acute}vias.", "liber{acute}vias.", "librar{acute}vias.", "librer{acute}via.", "librer{acute}dias.", "librer{acute}vial.", "libror{acute}vias."
"libre{acute}diaz." » "libro{acute}diaz."
"libres{acute}diaz." » "libros{acute}diaz."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("llibrer{acute}ias." or "librer{acute}vias.") or ("libre{acute}diaz." or "libres{acute}diaz."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("llibrer{acute}ias." OR "librer{acute}vias.") OR ("libre{acute}diaz." OR "libres{acute}diaz.")).
• Removing quotes may allow a broader search: (( llibrer{acute}ias. or librer{acute}vias. ) or ( libre{acute}diaz. or libres{acute}diaz. )).
• Adding a wildcard symbol may retrieve word variants: (("llibrer{acute}ias." or "librer{acute}vias.") or ("libre{acute}diaz." or "libres{acute}diaz."))*.