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 del islam." » "literatura de el islam.", "literatura de fel islam.", "literatura de dil 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 de de iselam.") OR ("literatura de del islam."))) OR ("literatura arabe e isla."))~.
• Removing quotes may allow a broader search: (((( literatura de de iselam. ) or ( literatura de del islam. ))) or ( literatura arabe e isla. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura de de iselam.") or ("literatura de del islam."))) or ("literatura arabe e isla."))*.