Perhaps you should try some spelling variations:
"literatura arabe y isaac." » "literatura breve y isaac.", "literatura de y isaac.", "literatura e y isaac.", "literatura caribe y isaac.", "literatura arabes e isaac.", "literatura arabe _ isaac.", "literatura arabe c isaac.", "literatura arabe e isaac."
"literature arab y isaac." » "literature early y isaac.", "literatura para y isaac.", "literatura arte y isaac.", "literature arab _ isaac.", "literature arab c isaac.", "literature arab e isaac.", "literature arabes y isaac."
"literatura es y isaac." » "literatura en y isaac.", "literatura e y isaac.", "literatura el y isaac.", "literatura es _ isaac.", "literatura es c isaac.", "literatura es e 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 y isaac.") or ((("literature arab y isaac.") or ("literatura es y isaac."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura arabe y isaac.") OR ((("literature arab y isaac.") OR ("literatura es y isaac.")))).
• Removing quotes may allow a broader search: (( literatura arabe y isaac. ) or ((( literature arab y isaac. ) or ( literatura es y isaac. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura arabe y isaac.") or ((("literature arab y isaac.") or ("literatura es y isaac."))))*.