clean up vs tidy

clean up

verb
  • To make an area or a thing clean; to pick up a mess; to tidy. 

  • To make a large profit; to win by a large margin, or to win a large amount, especially in gambling. Also clean house. 

  • To intervene in a fight between two players at low health and easily kill both of them or the winner. 

  • To become clean, handsome, smart in appearance, e.g. for a special occasion, especially when it is out of character to be seen as such. 

tidy

verb
  • To make tidy; to neaten. 

adj
  • Generous, considerable. 

  • Appropriate or suitable as regards occasion, circumstances, arrangement, or order. 

  • Arranged neatly and in order. 

  • Not messy; neat and controlled. 

  • Satisfactory; comfortable. 

intj
  • Expression of agreement or positive acknowledgement, usually in reply to a question; great, fine. 

noun
  • A tabletop container for pens and stationery. 

  • A cover, often of tatting, drawn work, or other ornamental work, for the back of a chair, the arms of a sofa, etc. 

  • The wren. 

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