bowel vs giblets

bowel

noun
  • The entrails or intestines; the internal organs of the stomach. 

  • A part or division of the intestines, usually the large intestine. 

  • The (deep) interior of something. 

giblets

noun
  • The internal organs of poultry birds, used as food. 

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