Perhaps you should try some spelling variations:
"literatura arabe et islam." » "literatura breve et islam.", "literatura de et islam.", "literatura e et islam.", "literatura arabe en islam.", "literatura arabe e islam.", "literatura arabe el islam.", "literatura arabe del islam.", "literatura arabe e islas."
"literatura mas y islam." » "literatura temas y islam.", "literatura al y islam.", "literatura a y islam.", "literatura mas e islam.", "literatura mas _ islam.", "literatura mas al islam."
"literatura o el islam." » "literatura e el islam.", "literatura a el islam.", "literatura _ el islam.", "literatura y el 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 mas y islam.") or ("literatura o el islam."))) or ("literatura arabe et islam."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura mas y islam.") OR ("literatura o el islam."))) OR ("literatura arabe et islam.")).
• Removing quotes may allow a broader search: (((( literatura mas y islam. ) or ( literatura o el islam. ))) or ( literatura arabe et islam. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura mas y islam.") or ("literatura o el islam."))) or ("literatura arabe et islam."))*.