accuse vs pin on

accuse

verb
  • to make an accusation against someone 

  • to find fault with, blame, censure 

  • to charge with having committed a crime or offence 

pin on

verb
  • To place the blame for (something) on (someone), especially unjustly. 

How often have the words accuse and pin on occurred in a corpus of books? (source: Google Ngram Viewer )