piping hot vs scorching

piping hot

adj
  • Very hot. 

scorching

adj
  • Very hot. 

  • very high. 

  • Bitterly sarcastic; scathing; withering. 

noun
  • The act or result of something being scorched. 

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