conn vs signpost

conn

verb
  • To direct a ship; to superintend the steering of (a vessel); to watch the course of (a vessel) and direct the helmsman how to steer (especially through a channel, etc, rather than steer a compass direction). 

noun
  • The duty of directing a ship, usually used with the verb to have or to take and accompanied by the article "the." 

signpost

verb
  • To direct (somebody) to services, resources, etc. 

  • To indicate logical progress of a discourse using words or phrases such as now, right, to recap, to sum up, as I was saying, etc. 

  • To install signposts on. 

  • To signal, as if with a signpost 

noun
  • A word or phrase within a clue that serves as an indicator, rather than being fodder. 

  • A post bearing a sign that gives information on directions. 

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