newsprint vs tissue paper

newsprint

noun
  • An inexpensive paper used for printing newspapers. 

tissue paper

noun
  • Thin, translucent paper used for wrapping or for protecting delicate articles. 

  • An unspecified product made of tissue (absorbent paper), such as bathroom tissue, paper handkerchief or household towel. 

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