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