tu quoque vs vituperation

tu quoque

noun
  • An argument whereby an accusation or insult is turned back on the accuser; same to you 

vituperation

noun
  • Criticism or invective that is sustained and overly harsh; abuse, severe blame or censure. 

  • The act of vituperating; severely blaming or censuring. 

How often have the words tu quoque and vituperation occurred in a corpus of books? (source: Google Ngram Viewer )