hit like a ton of bricks vs knock the stuffing out of

hit like a ton of bricks

verb
  • To have a sudden and significant impact. 

knock the stuffing out of

verb
  • To cause (someone, a team) to lose energy and confidence. 

How often have the words hit like a ton of bricks and knock the stuffing out of occurred in a corpus of books? (source: Google Ngram Viewer )