Perhaps you should try some spelling variations:
"literatura en el islam." » "literatura de el islam.", "literatura espana el islam.", "literatura den el islam.", "literatura deln el islam."
"literatura e de islam." » "literatura de de islam.", "literatura del de islam.", "literatura e del islam.", "literatura e de isla.", "literatura e e islam.", "literatura y de islam.", "literatura o de islam."
"literatura _ de islam." » "literatura _ del islam.", "literatura _ de isla.", "literatura _ e islam."

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