Perhaps you should try some spelling variations:
"librer{acute}ias." » "librero{acute}ias.", "llibrer{acute}ias.", "libres{acute}ias.", "librer{acute}dias.", "librer{acute}vias.", "libror{acute}ias."
"librer{acute}vial." » "librero{acute}vial.", "llibrer{acute}vial.", "libres{acute}vial.", "librer{acute}vidal.", "librer{acute}via.", "libror{acute}vial."
"librer{acute}diaz." » "librero{acute}diaz.", "llibrer{acute}diaz.", "libres{acute}diaz.", "libror{acute}diaz."
"libre{acute}vial." » "libre{acute}vidal.", "libre{acute}via.", "libro{acute}vial."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("librer{acute}ias." OR ("librer{acute}vial." OR "libre{acute}vial.")) OR "librer{acute}diaz.")~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"librer{acute}ias.\" or (\"librer{acute}vial.\" OR \"libre{acute}vial.\")) or \"librer{acute}diaz.\")~".
• Removing quotes may allow a broader search: (( librer{acute}ias. or ( librer{acute}vial. OR libre{acute}vial. )) or librer{acute}diaz. )~.
• Adding a wildcard symbol may retrieve word variants: (("librer{acute}ias." or ("librer{acute}vial." OR "libre{acute}vial.")) or "librer{acute}diaz.")*.