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 _ de islam." » "literatura _ e islam.", "literatura _ de ilam.", "literatura _ de islas.", "literatura _ de isaacm."

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