Perhaps you should try some spelling variations:
literatura breve » literatura de, literatura en, literatura del
literatura arabe » literatura de, literatura e, literatura al
de islam » del islam, e islam, de ilam
arabe et » arabe en, arabe e, arabe el
et islam » el islam, e islam, del islam
de isla » de isaac

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 breve ((de islam) OR (de isla)). ) OR ( literatura arabe et islam. ))~.
• Adding a wildcard symbol may retrieve word variants: (( literatura breve ((de islam) or (de isla)). ) or ( literatura arabe et islam. ))*.