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 isla." » "literatura de de isla.", "literatura en de isla.", "literatura del dean isla."
"literatura del de isaac." » "literatura de de isaac.", "literatura en de isaac.", "literatura del dean isaac."

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 isla.") OR ("literatura del de isaac."))) or ("literatura arabe e islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura del de isla.") OR ("literatura del de isaac."))) OR ("literatura arabe e islam.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura del de isla.\") OR (\"literatura del de isaac.\"))) or (\"literatura arabe e islam.\"))".
• Removing quotes may allow a broader search: (((( literatura del de isla. ) OR ( literatura del de isaac. ))) or ( literatura arabe e islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura del de isla.") OR ("literatura del de isaac."))) or ("literatura arabe e islam."))*.