Perhaps you should try some spelling variations:
"literatura arabe el islam." » "literatura breve el islam.", "literatura de el islam.", "literatura e el islam.", "literatura arabe en islam.", "literatura arabe e islam.", "literatura arabe et islam."
"literatura arabe al OR arabe y islam." » "literatura arabe de OR arabe y islam.", "literatura arabe en OR arabe y islam.", "literatura arabe e OR arabe y islam.", "literatura arabe al OR caribe y islam.", "literatura arabe al OR arabes e islam."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("literatura arabe el islam.") or ("literatura ((arabe al) OR (arabe y)) islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura arabe el islam.") OR ("literatura ((arabe al) OR (arabe y)) islam.")).
• Removing quotes may allow a broader search: (( literatura arabe el islam. ) or ( literatura ((arabe al) OR (arabe y)) islam. )).
• Adding a wildcard symbol may retrieve word variants: (("literatura arabe el islam.") or ("literatura ((arabe al) OR (arabe y)) islam."))*.