etching vs graphic design

etching

noun
  • The art of producing an image from a metal plate into which an image or text has been etched with acid. 

  • The image created by this process. 

graphic design

noun
  • The visual design and layout of communications materials, such as logos, documents, signs, brochures, etc. 

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