Perhaps you should try some spelling variations:
"libre{acute}dias." » "libro{acute}dias.", "libre{acute}diaz.", "libre{acute}dios."
"librer{acute}via." » "libror{acute}via.", "librero{acute}via.", "llibrer{acute}via.", "liber{acute}via."
"libres{acute}via." » "libros{acute}via."
"llibro{acute}vial." » "libro{acute}vial.", "elibro{acute}vial.", "llibre{acute}vial.", "llibro{acute}vidal."

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