act of God vs devastation

act of God

noun
  • An unforeseen occurrence beyond one's control, such as a natural disaster. 

  • Used other than figuratively or idiomatically: see act, of, God. 

devastation

noun
  • The act of devastating, or the state of being devastated; a laying waste. 

  • Waste or misapplication of the assets of a deceased person by an executor or administrator; devastavit. 

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