exchange of contracts vs vend

exchange of contracts

noun
  • The act of exchanging contracts. 

  • The point or stage at which a conveyancing contract comes into existence between negotiating parties for the carrying out of a disposition of an estate in land; usually requiring the payment of a deposit. 

vend

noun
  • The act of vending or selling; a sale. 

  • The letter Ꝩ/ꝩ, used in Old Norse, related to the rune wynn (ᚹ, whence also Latin-script Ƿ/ƿ) but with the bowl open at the top, like a y. 

verb
  • Synonym of sell, now especially to sell through a vending machine. 

  • To provide or export functionality, especially from an API. 

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