dogma vs set of principles

dogma

noun
  • A doctrine (or set of doctrines) relating to matters such as morality and faith, set forth authoritatively by a religious organization or leader. 

  • An authoritative principle, belief or statement of opinion, especially one considered to be absolutely true and indisputable, regardless of evidence or without evidence to support it. 

set of principles

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