compose vs preorder

compose

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

  • To comprise. 

  • To calm; to free from agitation. 

  • To make up the whole; to constitute. 

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

  • 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 make something by merging parts. 

preorder

verb
  • To sort or arrange beforehand. 

  • To order (goods or services) in advance, before they are available. 

noun
  • A binary relation that is reflexive and transitive. 

  • An order for goods or services placed in advance. 

adj
  • Such that, recursively, the root is visited before the left and right subtrees. 

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