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