Perhaps you should try some spelling variations:
"literatura en de islam." » "literatura espana de islam.", "literatura deln de islam.", "literatura en del islam.", "literatura en de isla.", "literatura en e islam."
"literatura e _ islam." » "literatura del _ islam."
"literatura de fidel islam." » "literatura de del islam.", "literatura de fines islam."

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 en de islam.") OR ("literatura e _ islam."))) OR ("literatura de fidel islam."))~.
• Removing quotes may allow a broader search: (((( literatura en de islam. ) or ( literatura e _ islam. ))) or ( literatura de fidel islam. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura en de islam.") or ("literatura e _ islam."))) or ("literatura de fidel islam."))*.