loin vs shoulder blade

loin

noun
  • The part of the body (of humans and quadrupeds) at each side of the backbone, between the ribs and hips 

  • Any of several cuts of meat taken from this part of an animal 

shoulder blade

noun
  • Either of the large flat bones at the back of the shoulder. 

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