proscribe vs throw under the bus

proscribe

verb
  • To banish or exclude. 

  • To forbid or prohibit. 

  • To denounce. 

throw under the bus

verb
  • To discard or disown. 

  • To betray or blame (something or someone), as a scapegoat or otherwise for personal gain. 

How often have the words proscribe and throw under the bus occurred in a corpus of books? (source: Google Ngram Viewer )