arraign vs point the finger at

arraign

verb
  • To call to account, or accuse, before the bar of reason, taste, or any other tribunal. 

  • To officially charge someone in a court of law. 

noun
  • Arraignment. 

point the finger at

verb
  • To accuse or blame (someone). 

How often have the words arraign and point the finger at occurred in a corpus of books? (source: Google Ngram Viewer )