home office vs institute

home office

noun
  • The headquarters of an organization. 

  • A room, in a person's home, equipped as an office so that the person may work from home. 

institute

noun
  • The building housing such an institution 

  • An organization founded to promote a cause 

  • The person to whom an estate is first given by destination or limitation. 

  • An institution of learning; a college, especially for technical subjects 

verb
  • To invest with the spiritual charge of a benefice, or the care of souls. 

  • To nominate; to appoint. 

  • To begin or initiate (something); to found. 

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