innocence vs ruse

innocence

noun
  • Absence of responsibility for a crime, tort, etc. 

  • Lack of ability or intention to harm or damage. 

  • Lack of understanding about sensitive subjects such as sexuality and crime. 

ruse

verb
  • To deceive or trick using a ruse. 

noun
  • An action intended to deceive; a trick. 

  • Cunning, guile, trickery. 

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