Perhaps you should try some spelling variations:
"literatura arabe et islam." » "literatura breve et islam.", "literatura e et islam.", "literatura arabe en islam.", "literatura arabe e islam.", "literatura arabe el islam.", "literatura arabe del islam."
"literatura al et islam." » "literatura el et islam.", "literatura del et islam.", "literatura en et islam.", "literatura al el islam.", "literatura al e islam.", "literatura al del islam.", "literatura al est islam."
"literatura de un islam." » "literatura de el islam.", "literatura de e islam.", "literatura de al islam."

Try widening your search to All Fields.

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 et islam.") OR ("literatura al et islam."))) or ("literatura de un islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura arabe et islam.") OR ("literatura al et islam."))) OR ("literatura de un islam.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura arabe et islam.\") OR (\"literatura al et islam.\"))) or (\"literatura de un islam.\"))".
• Removing quotes may allow a broader search: (((( literatura arabe et islam. ) OR ( literatura al et islam. ))) or ( literatura de un islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura arabe et islam.") OR ("literatura al et islam."))) or ("literatura de un islam."))*.