shinbone vs underpinning

shinbone

noun
  • The inner and usually the larger of the two bones of the leg or hind limb below the knee 

  • A segment of an insect's leg. 

underpinning

noun
  • The lower body or legs. 

  • A support or foundation, especially as a structure of masonry that supports a wall. 

  • A basis for something. 

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