Thing vs sederunt

Thing

noun
  • Nickname or appellative for numerous "things", including fictional characters. 

  • A public assembly or judicial council in a Germanic country. 

  • Nickname for the Volkswagen 181. 

sederunt

noun
  • A formal meeting, especially of a judicial or ecclesiastical body. 

  • Those people present at such a meeting. 

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