Perhaps you should try some spelling variations:
"literatura arabe e islam." » "literatura breve e islam.", "literatura de e islam.", "literatura e e islam.", "literatura arabes e islam.", "literatura arabe de islam.", "literatura arabe en islam.", "literatura arabe el islam.", "literatura arabe e islas.", "literatura arabe del islam."
"literatura del de isaac." » "literatura de de isaac.", "literatura del dean isaac."
"literatura en de isla." » "literatura de de isla.", "literatura espana de isla."

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