Perhaps you should try some spelling variations:
"literatura del e isaac." » "literatura en e isaac.", "literatura del de isaac.", "literatura del en isaac.", "literatura del _ isaac.", "literatura del v isaac.", "literatura del c isaac."
"literatura a ddde isaacm." » "literatura al ddde isaacm.", "literatura e ddde isaacm.", "literatura en ddde isaacm.", "literatura a dddde isaacm.", "literatura a ddden isaacm.", "literatura a ddd_ isaacm.", "literatura a dde isaacm.", "literatura a dede isaacm.", "literatura a dpde isaacm."
"literatura de de isla." » "literatura de de isaac.", "literatura de fe isla.", "literatura de di 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 a ddde isaacm.") or ("literatura del e isaac."))) or ("literatura de de isla."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura a ddde isaacm.") OR ("literatura del e isaac."))) OR ("literatura de de isla.")).
• Removing quotes may allow a broader search: (((( literatura a ddde isaacm. ) or ( literatura del e isaac. ))) or ( literatura de de isla. )).
• Adding a wildcard symbol may retrieve word variants: (((("literatura a ddde isaacm.") or ("literatura del e isaac."))) or ("literatura de de isla."))*.