Perhaps you should try some spelling variations:
"libre{acute}ias." » "libro{acute}ias.", "libre{acute}dias.", "libre{acute}vias."
"librer{acute}dos." » "libror{acute}dos.", "librero{acute}dos.", "llibrer{acute}dos.", "libres{acute}dos."
"librer{acute}rio." » "libror{acute}rio.", "librero{acute}rio.", "llibrer{acute}rio.", "libres{acute}rio."
"libror{acute}rio." » "libros{acute}rio.", "libro{acute}rio.", "librar{acute}rio."

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: ("libre{acute}ias." or ("librer{acute}dos." or ("librer{acute}rio." or "libror{acute}rio.")))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ("libre{acute}ias." OR ("librer{acute}dos." OR ("librer{acute}rio." OR "libror{acute}rio."))).
• Removing quotes may allow a broader search: ( libre{acute}ias. or ( librer{acute}dos. or ( librer{acute}rio. or libror{acute}rio. ))).
• Adding a wildcard symbol may retrieve word variants: ("libre{acute}ias." or ("librer{acute}dos." or ("librer{acute}rio." or "libror{acute}rio.")))*.