Perhaps you should try some spelling variations:
"literatura arabe e isla." » "literatura breve e isla.", "literatura e e isla.", "literatura al e isla.", "literatura arabes e isla.", "literatura arabe de isla.", "literatura arabe en isla.", "literatura arabe e islas.", "literatura arabe e islam."
"literatura en de isaac." » "literatura espana de isaac."
"literatura de en isaac." » "literatura de e isaac.", "literatura de _ isaac.", "literatura de c isaac.", "literatura de un isaac.", "literatura de el isaac.", "literatura fe en isaac."

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 e isla.") or ("literatura en de isaac."))) or ("literatura de en isaac."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura arabe e isla.") OR ("literatura en de isaac."))) OR ("literatura de en isaac."))*.
• Removing quotes may allow a broader search: (((( literatura arabe e isla. ) or ( literatura en de isaac. ))) or ( literatura de en isaac. ))*.