Perhaps you should try some spelling variations:
"literature arabe el islam." » "literatura arabe el islam.", "literature arab el islam.", "literature france el islam.", "literature arabe en islam.", "literature arabe e islam.", "literature arabe et islam."
"literatura en de isaac." » "literatura espana de isaac."
"literatura de de ilam." » "literatura de de islam.", "literatura de de chilam.", "literatura de fe ilam.", "literatura de di 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: (((("literature arabe el islam.") OR ("literatura en de isaac."))) OR ("literatura de de ilam."))~.
• Removing quotes may allow a broader search: (((( literature arabe el islam. ) or ( literatura en de isaac. ))) or ( literatura de de ilam. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literature arabe el islam.") or ("literatura en de isaac."))) or ("literatura de de ilam."))*.