Perhaps you should try some spelling variations:
"literatura den debate." » "literatura de debate.", "literatura en debate.", "literatura del debate."
"literaturas un debate." » "literatura un debate.", "literaturas en debate.", "literaturas sin debate.", "literaturas el debate."
"literatura e debate." » "literatura de debate.", "literatura en debate.", "literatura del debate.", "literatura el debate."

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("literatura e debate.") OR ("literatura den debate."))) OR ("literaturas un debate."))~.
• Removing quotes may allow a broader search: (((( literatura e debate. ) or ( literatura den debate. ))) or ( literaturas un debate. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("literatura e debate.") or ("literatura den debate."))) or ("literaturas un debate."))*.