dog's bollocks vs saint

dog's bollocks

noun
  • Something that is regarded as outstanding. 

saint

noun
  • A person with positive qualities; one who does good. 

  • A person whom a church or another religious group has officially recognised as especially holy or godly; one eminent for piety and virtue. 

  • One of the blessed in heaven. 

verb
  • To canonize, to formally recognize someone as a saint. 

prefix
  • A prefix attached to another term, used to create placenames. The resultant placename need not be associated with any religious saint character. 

How often have the words dog's bollocks and saint occurred in a corpus of books? (source: Google Ngram Viewer )