corps vs multitude

corps

noun
  • An organized group of people united by a common purpose. 

  • A battlefield formation composed of two or more divisions. 

multitude

noun
  • The mass of ordinary people; the masses, the populace. 

  • A great amount or number, often of people; abundance, myriad, profusion. 

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