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