Perhaps you should try some spelling variations:
"literatura del i islam." » "literatura en i islam.", "literatura del e islam.", "literatura del el islam.", "literatura del al islam.", "literatura del v islam.", "literatura del c islam."
"literatura del _ islam." » "literatura en _ islam."
"literatura de e islas." » "literatura de el islam.", "literatura de el islas.", "literatura de fe islas.", "literatura de _ islas."

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

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