Perhaps you should try some spelling variations:
"literatura den e isaac." » "literatura en e isaac.", "literatura del e isaac.", "literatura e e isaac.", "literatura den en isaac.", "literatura den _ isaac.", "literatura den c isaac.", "literatura den el isaac.", "literatura din e isaac."
"literatura ha d_ isaacm." » "literatura a d_ isaacm.", "literatura en d_ isaacm.", "literatura e d_ isaacm.", "literatura ha _ isaac.", "literatura ha de isaacm."
"literatura de de isaac." » "literatura de den isaac.", "literatura de d_ isaac.", "literatura de dc isaac.", "literatura de fe isaac.", "literatura de di 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 ha d_ isaacm.") or ("literatura den e isaac."))) or ("literatura de de isaac."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura ha d_ isaacm.") OR ("literatura den e isaac."))) OR ("literatura de de isaac."))*.
• Removing quotes may allow a broader search: (((( literatura ha d_ isaacm. ) or ( literatura den e isaac. ))) or ( literatura de de isaac. ))*.