corah vs matting

corah

noun
  • A plain, undyed Indian silk. 

adj
  • plain, undyed 

matting

noun
  • Coarse fabric, of the kind used to make mats. 

  • Mats, a collection of ground coverings. 

  • A dull surface, often used for surrounding pictures. 

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