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 e islam.", "literatura arabes e isela."
"literatura del de isla." » "literatura de de isla.", "literatura en de isla.", "literatura del dean isla.", "literatura del de islas.", "literatura del de islam.", "literatura del de isela."
"literatura del de isaac." » "literatura de de isaac.", "literatura en de isaac.", "literatura del dean isaac."

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