still life vs transparency

still life

noun
  • A work of art depicting an arrangement of inanimate objects. 

  • A pattern that does not change from one generation to the next. 

transparency

noun
  • A transparent artwork, viewable by shining light through it. 

  • Sufficient accuracy to make the compressed result perceptually indistinguishable from the uncompressed input. 

  • The quality of being transparent; transparence. 

  • A translucent film-like material with an image imprinted on it, viewable by shining light through it. 

  • A transparent object. 

  • Openness; accessibility to scrutiny. 

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