Perhaps you should try some spelling variations:
"literatura arte de isla." » "literatura arabe de isla.", "literatura breve de isla.", "literatura entre de isla.", "literatura arte de isaac."
"literatura el e isaac." » "literatura del e isaac.", "literatura en e isaac.", "literatura e e isaac.", "literatura el de isaac.", "literatura el en isaac.", "literatura el _ isaac.", "literatura el el isaac."
"literatura y del islam." » "literatura y el islam."

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: (((("literatura el e isaac.") or ("literatura y del islam."))) or ("literatura arte de isla."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura el e isaac.") OR ("literatura y del islam."))) OR ("literatura arte de isla.")).
• Removing quotes may allow a broader search: (((( literatura el e isaac. ) or ( literatura y del islam. ))) or ( literatura arte de isla. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura el e isaac.") or ("literatura y del islam."))) or ("literatura arte de isla."))*.