carding machine vs scorecard

carding machine

noun
  • A machine used for carding materials. 

scorecard

noun
  • A printed card allowing spectators of a game to identify players and record progress. 

  • A tabular representation of the most important statistics of an innings or match. 

  • A system of ratings. 

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