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