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