Perhaps you should try some spelling variations:
"literatura arabes e isla." » "literatura arabe e isla.", "literatura arte e isla.", "literature arab e isla.", "literatura arabes e islas.", "literatura arabes de isla.", "literatura arabes e islam."
"literatura el e isaac." » "literatura del e isaac.", "literatura e e isaac.", "literatura de e isaac.", "literatura el de isaac.", "literatura el en isaac.", "literatura el _ isaac.", "literatura el el isaac."
"literatura en del islam." » "literatura de del islam.", "literatura espana del islam.", "literatura en 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 en del islam."))) or ("literatura arabes e isla."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura el e isaac.") OR ("literatura en del islam."))) OR ("literatura arabes e isla.")).
• Removing quotes may allow a broader search: (((( literatura el e isaac. ) or ( literatura en del islam. ))) or ( literatura arabes e isla. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura el e isaac.") or ("literatura en del islam."))) or ("literatura arabes e isla."))*.