camposanto vs mausoleum

camposanto

noun
  • A burial place or cemetery, in Italian- or Spanish-speaking regions. 

mausoleum

noun
  • A large stately tomb or a building housing such a tomb or several tombs. 

  • A gloomy, usually large room or building. 

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