draw up vs sign off

draw up

verb
  • To cause to come to a halt. 

  • To compose (a document), especially following a standard form; prepare a plan. 

  • To arrange in order or formation. 

  • To come to a halt. 

  • To withdraw upwards. 

sign off

verb
  • To log off; to stop using a computer, radio, etc., especially to stop talking. 

  • to give one's official approval to something for which it is needed 

  • To cease broadcasting a radio or television signal, usually at the end of a broadcasting day. 

noun
  • The closing of a radio or television station's studios and cessation of the broadcasting signal, usually overnight. 

How often have the words draw up and sign off occurred in a corpus of books? (source: Google Ngram Viewer )