faience vs porcelainware

faience

noun
  • A type of tin-glazed earthenware ceramic. 

  • The beads and small ornaments of the eastern Mediterranean. (Of bronze and iron age manufacture using frit technology.) 

porcelainware

noun
  • Items made from porcelain. 

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