brawny vs built like a tank

brawny

adj
  • Characterized by brawn; muscular, thewy; strong. 

  • Calloused; hardened. 

built like a tank

adj
  • Broad-shouldered and of solid, muscular build. 

  • Sturdy; exceptionally well constructed. 

How often have the words brawny and built like a tank occurred in a corpus of books? (source: Google Ngram Viewer )