inscription vs tails

inscription

noun
  • The text on a coin. 

  • Text carved on a wall or plaque, such as a memorial or gravestone. 

  • Words written in the front of a book as a dedication. 

  • The act of inscribing. 

tails

noun
  • The side of a coin that doesn't bear the picture of the head of state or similar. 

  • Tailings; waste. 

  • Tailings, feints. 

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