Perhaps you should try some spelling variations:
"literatura arabe del islam." » "literatura breve del islam.", "literatura al del islam.", "literatura arabes del islam.", "literatura arabe de islam.", "literatura arabe el islam."
"literatura e e isla." » "literatura en e isla.", "literatura del e isla.", "literatura e e islas.", "literatura e de isla.", "literatura e e islam.", "literatura de e isla.", "literatura el e isla."
"literatura de del islam." » "literatura de el 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 arabe del islam.") OR ("literatura de del islam."))) OR ("literatura e e isla."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura arabe del islam.\") OR (\"literatura de del islam.\"))) or (\"literatura e e isla.\"))~".
• Removing quotes may allow a broader search: (((( literatura arabe del islam. ) OR ( literatura de del islam. ))) or ( literatura e e isla. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura arabe del islam.") OR ("literatura de del islam."))) or ("literatura e e isla."))*.