Perhaps you should try some spelling variations:
"literatura a debate." » "literatura al debate.", "literatura en debate.", "literatura el debate.", "literatura un debate.", "literatura y debates."
"literatura e debate." » "literatura en debate.", "literatura del debate.", "literatura el debate.", "literatura y debate."
"literatura de debate." » "literatura del debate.", "literatura el debate.", "literatura un debate.", "literatura den debate.", "literatura dy debate."

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