documentary vs truth

documentary

noun
  • A film, TV program, publication etc. which presents a social, political, scientific or historical subject in a factual or informative manner. 

adj
  • Of, related to, or based on documents. 

  • Which serves to document (record and:or illustrate) a subject. 

  • Presented objectively without the insertion of fictional matter. 

truth

noun
  • True facts, genuine depiction or statements of reality. 

  • Conformity to fact or reality; correctness, accuracy. 

  • Something acknowledged to be true; a true statement or axiom. 

  • Conformity to rule; exactness; close correspondence with an example, mood, model, etc. 

  • That which is real, in a deeper sense; spiritual or ‘genuine’ reality. 

  • In the game truth or dare, the choice to truthfully answer a question put forth. 

  • The state or quality of being true to someone or something. 

verb
  • To tell the truth. 

  • To make exact; to correct for inaccuracy. 

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