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