Perhaps you should try some spelling variations:
"literatura den e islam." » "literatura del e islam.", "literatura e e islam.", "literatura el e islam.", "literatura den el islam.", "literatura den e islas.", "literatura den del islam.", "literatura din e islam."
"literatura en de isaac." » "literatura espana de isaac."
"literatura de de isla." » "literatura de fe isla.", "literatura de di isla."

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 de isaac.") or ("literatura den e islam."))) or ("literatura de de isla."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura en de isaac.") OR ("literatura den e islam."))) OR ("literatura de de isla."))*.
• Removing quotes may allow a broader search: (((( literatura en de isaac. ) or ( literatura den e islam. ))) or ( literatura de de isla. ))*.