Perhaps you should try some spelling variations:
"literatura arabe e islam." » "literatura breve e islam.", "literatura de e islam.", "literatura e e islam.", "literatura arabes e islam.", "literatura arabe de islam.", "literatura arabe en islam.", "literatura arabe el islam.", "literatura arabe del islam."
"literatura arabe e islas." » "literatura breve e islas.", "literatura de e islas.", "literatura e e islas.", "literatura arabes e islas.", "literatura arabe de islas.", "literatura arabe en islas.", "literatura arabe el islam."
"literaria en un islam." » "literaria de un islam.", "literatura en un islam.", "literaria en el islam.", "literaria en al islam.", "literaria en _ 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 arabe e islam.") OR ("literatura arabe e islas."))) OR ("literaria en un islam."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"literatura arabe e islam.\") OR (\"literatura arabe e islas.\"))) or (\"literaria en un islam.\"))~".
• Removing quotes may allow a broader search: (((( literatura arabe e islam. ) OR ( literatura arabe e islas. ))) or ( literaria en un islam. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura arabe e islam.") OR ("literatura arabe e islas."))) or ("literaria en un islam."))*.