Perhaps you should try some spelling variations:
"literatura del _ islam." » "literatura en _ islam."
"literatura de de islam." » "literatura de del islam.", "literatura de de isla.", "literatura de de ilam.", "literatura de de islas.", "literatura de ddel islam.", "literatura de fe islam.", "literatura de di islam."
"literatura de e islam." » "literatura de el islam.", "literatura de e islas.", "literatura de del islam.", "literatura de fe islam.", "literatura de _ islam."

You may be able to get more results by adjusting your search query.

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