Perhaps you should try some spelling variations:
"literatura del del islam." » "literatura de del islam.", "literatura en del islam.", "literatura del el islam.", "literatura edel del islam.", "literatura del de islam.", "literatura del dem islam."
"literatura do de islam." » "literatura de de islam.", "literatura d de islam.", "literatura con de islam.", "literatura do de isla.", "literatura do e islam.", "literatura do de ilam.", "literatura lo de islam.", "literatura 1o de islam."
"literatura _ de islam." » "literatura _ de isla.", "literatura _ e islam.", "literatura _ de ilam."

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