Perhaps you should try some spelling variations:
"literatura arabes e isla." » "literatura arte e isla.", "literature arab e isla.", "literatura area e isla.", "literatura breves e isla.", "literatura des e isla.", "literatura als e isla.", "literatura arabes e islas.", "literatura arabes de isla.", "literatura arabes e islam."
"literatura arabe e isla." » "literatura breve e isla.", "literatura de e isla.", "literatura al e isla.", "literatura arabe de isla.", "literatura arabe en isla.", "literatura arabe y isla.", "literatura arabe e islas.", "literatura arabe e islam."
"literatura e de isaac." » "literatura de de isaac.", "literatura en de isaac.", "literatura del de isaac.", "literatura y de isaac.", "literatura _ de isaac."

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 e de isaac.") or ((("literatura arabes e isla.") OR ("literatura arabe e isla."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura e de isaac.") OR ((("literatura arabes e isla.") OR ("literatura arabe e isla.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"literatura e de isaac.\") or (((\"literatura arabes e isla.\") OR (\"literatura arabe e isla.\"))))".
• Removing quotes may allow a broader search: (( literatura e de isaac. ) or ((( literatura arabes e isla. ) OR ( literatura arabe e isla. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura e de isaac.") or ((("literatura arabes e isla.") OR ("literatura arabe e isla."))))*.