Perhaps you should try some spelling variations:
"literatura espana de isaacm." » "literatura espanola de isaacm.", "literatura mexicana de isaacm.", "literatura despana de isaacm.", "literatura enspana de isaacm.", "literatura espana de isaac.", "literatura espana de islam.", "literatura espana e isaac."
"literatura del _ isaac." » "literatura de _ isaac.", "literatura en _ isaac."
"literatura e de isla." » "literatura de de isla.", "literatura en de isla.", "literatura e de isaac.", "literatura y de isla.", "literatura _ de isla."

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 espana de isaacm.") or ("literatura del _ isaac."))) or ("literatura e de isla."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura espana de isaacm.") OR ("literatura del _ isaac."))) OR ("literatura e de isla.")).
• Removing quotes may allow a broader search: (((( literatura espana de isaacm. ) or ( literatura del _ isaac. ))) or ( literatura e de isla. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura espana de isaacm.") or ("literatura del _ isaac."))) or ("literatura e de isla."))*.