invocation vs matchmaking

invocation

noun
  • An act of invoking or claiming a legal right. 

  • The act or form of calling for the assistance or presence of some superior being, especially prayer offered to a divine being. 

  • The act of invoking, such as a function call. 

  • A call or summons, especially a judicial call, demand, or order. 

matchmaking

noun
  • A service aiming to bring together sellers and buyers or potential partners. 

  • The act or process of locating suitable players to take part in a multiplayer game session. 

  • An attempt to make two people romantically interested in each other, especially an attempt to set up a date between people or to arrange a marriage. 

  • The manufacture of matches for kindling or burning. 

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