clock on vs turn up

clock on

verb
  • To record one's time of arrival at work, traditionally by inserting one's card into a timestamping machine. 

  • To begin work at the start of the day or start of one's shift. 

turn up

verb
  • To belay or make fast a line on a cleat or pin. 

  • To cause to appear; to find by searching, etc. 

  • To show up; to appear suddenly or unexpectedly. 

  • To increase the amount of something by means of a control, such as the volume, heat, or light. 

  • To reposition by rotating, flipping, etc. upwards. 

  • To party hard, especially when involving alcohol or drugs. 

How often have the words clock on and turn up occurred in a corpus of books? (source: Google Ngram Viewer )