Perhaps you should try some spelling variations:
"literatura gen de islam." » "literatura en de islam.", "literatura del de islam.", "literatura e de islam.", "literatura gen del islam.", "literatura gen de isla.", "literatura gen e islam."
"literatura den de islam." » "literatura en de islam.", "literatura del de islam.", "literatura e de islam.", "literatura den del islam.", "literatura den de isla.", "literatura den e islam.", "literatura eden de islam.", "literatura zen de islam.", "literatura orden de 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."

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

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