grow vs scale down

grow

verb
  • To become larger, to increase in magnitude. 

  • To appear or sprout. 

  • To undergo growth; to be present (somewhere) 

  • To develop, to mature. 

  • To cause or allow something to become bigger, especially to cultivate plants. 

  • To assume a condition or quality over time. 

scale down

verb
  • To reduce the size of something whilst maintaining proportion. 

  • To reduce the cost of a process, or the amount spent on something. 

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