bethel vs house of worship

bethel

noun
  • A holy place. 

  • A chapel, especially one for sailors, converted from an old ship. 

house of worship

noun
  • A religious edifice; a mosque, church, synagogue, temple, or similar place where believers go to practice their faith. 

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