Perhaps you should try some spelling variations:
"literatura arabe e isla." » "literatura breve e isla.", "literatura e e isla.", "literatura al e isla.", "literatura arabes e isla.", "literatura arabe de isla.", "literatura arabe en isla.", "literatura arabe e islas.", "literatura arabe e islam."
"literatura de de iselam." » "literatura de de islam.", "literatura de de isla.", "literatura de de ilam.", "literatura de fe iselam."
"literatura de di iselam." » "literatura de mi iselam.", "literatura de si iselam."

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 de iselam.") OR ("literatura de di iselam."))) OR ("literatura arabe e isla."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura de de iselam.\") OR (\"literatura de di iselam.\"))) or (\"literatura arabe e isla.\"))~".
• Removing quotes may allow a broader search: (((( literatura de de iselam. ) OR ( literatura de di iselam. ))) or ( literatura arabe e isla. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura de de iselam.") OR ("literatura de di iselam."))) or ("literatura arabe e isla."))*.