compose vs step up

compose

verb
  • To settle (an argument, dispute etc.); to come to a settlement. 

  • To comprise. 

  • To calm; to free from agitation. 

  • To make up the whole; to constitute. 

  • To arrange the elements of a photograph or other picture. 

  • To construct by mental labor; to think up; particularly, to produce or create a literary or musical work. 

  • To arrange in proper form; to reduce to order; to put in proper state or condition. 

  • To make something by merging parts. 

step up

verb
  • To assume or take responsibility. 

  • To increase, augment, or advance, especially by one or more steps. 

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