get going vs set to work

get going

verb
  • To begin or commence. 

  • To talk passionately without interruption. 

  • To cause someone to talk passionately without interruption. 

  • To cry or bawl loudly. 

  • To arouse sexually. 

  • To leave, or depart. 

  • To excite intellectually. 

set to work

verb
  • To begin working. 

  • To cause to begin working. 

  • To begin working at. 

How often have the words get going and set to work occurred in a corpus of books? (source: Google Ngram Viewer )