Perhaps you should try some spelling variations:
"literatura arabe _ isaac." » "literatura breve _ isaac.", "literatura de _ isaac.", "literatura e _ isaac."
"literatura des y isaac." » "literatura de y isaac.", "literatura del y isaac.", "literatura es y isaac.", "literatura des c isaac.", "literatura des e isaac.", "literatura des de isaac.", "literatura dos y isaac.", "literatura des x isaac.", "literatura res y isaac."
"literatura mes y isaac." » "literatura mas y isaac.", "literatura es y isaac.", "literatura mery y isaac.", "literatura mes c isaac.", "literatura mes e isaac.", "literatura mes de isaac.", "literatura mesa y isaac.", "literatura meb y isaac.", "literatura res y 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 _ isaac.") or ((("literatura des y isaac.") OR ("literatura mes y isaac."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura arabe _ isaac.") OR ((("literatura des y isaac.") OR ("literatura mes y isaac.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"literatura arabe _ isaac.\") or (((\"literatura des y isaac.\") OR (\"literatura mes y isaac.\"))))".
• Removing quotes may allow a broader search: (( literatura arabe _ isaac. ) or ((( literatura des y isaac. ) OR ( literatura mes y isaac. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura arabe _ isaac.") or ((("literatura des y isaac.") OR ("literatura mes y isaac."))))*.