denomination vs theology

denomination

noun
  • A class, or society of individuals, called by the same name; a subdivision of a religion. 

  • A unit in a series of units of weight, money, etc. 

  • That by which anything is denominated or styled; an epithet; a name, designation, or title; especially, a general name indicating a class of like individuals. 

  • The act of naming or designating. 

theology

noun
  • Synonym of religious studies 

  • Subjective marginal details. 

  • An organized method of interpreting spiritual works and beliefs into practical form. 

  • The study of God, a god, or gods; and of the truthfulness of religion in general. 

  • A particular belief within a religion. 

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