commercialism vs purchasing

commercialism

noun
  • The practices, methods, aims, and spirit of commerce or business. 

  • A tendency to value profit over everything else. 

purchasing

noun
  • An act or process of making a purchase. 

  • A part of an organization that manages such processes 

  • A complex, organized process in large organizations for obtaining goods that may include identification of requirements, approvals, supplier management, negotiation, receipt of goods, and payment. 

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