anger vs tune down

anger

verb
  • To become angry. 

  • To cause such a feeling of antagonism in. 

noun
  • A strong feeling of displeasure, hostility or antagonism towards someone or something, usually combined with an urge to harm, often stemming from perceived provocation, hurt, or threat. 

tune down

How often have the words anger and tune down occurred in a corpus of books? (source: Google Ngram Viewer )