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