Perhaps you should try some spelling variations:
"literaturas un debate." » "literaturas en debate.", "literaturas sin debate.", "literatura en debate.", "literaturas el debate."
"literatura un debate." » "literatura una debate.", "literatura en debate.", "literatura con debate.", "literatura 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("literatura e debate.") or ((("literaturas un debate.") OR ("literatura un debate."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("literatura e debate.") OR ((("literaturas un debate.") OR ("literatura un debate.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"literatura e debate.\") or (((\"literaturas un debate.\") OR (\"literatura un debate.\"))))".
• Removing quotes may allow a broader search: (( literatura e debate. ) or ((( literaturas un debate. ) OR ( literatura un debate. )))).
• Adding a wildcard symbol may retrieve word variants: (("literatura e debate.") or ((("literaturas un debate.") OR ("literatura un debate."))))*.