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

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