bema vs bethel

bema

noun
  • Raised area of worship in a synagogue upon which rests the Holy Ark containing Scrolls of Torah. 

  • A platform from which speakers addressed an assembly. 

bethel

noun
  • A holy place. 

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

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