coalescing vs incorporation

coalescing

noun
  • coalescence 

incorporation

noun
  • A phenomenon by which a grammatical category forms a compound with its direct object or adverbial modifier, while retaining its original syntactic function. 

  • The union of different ingredients in one mass; mixture; combination; synthesis. 

  • A doctrine of constitutional law according to which certain parts of the Bill of Rights are extended to bind individual American states. ᵂᵖ 

  • A body incorporated; a corporation. 

  • The act of incorporating, or the state of being incorporated. 

  • The act of creating a corporation. 

  • The union of something with a body already existing; association; intimate union; assimilation. 

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