conjoin vs plug into

conjoin

verb
  • To join together; to unite; to combine. 

  • To combine two sets, conditions, or expressions by a logical AND; to intersect. 

  • To marry. 

  • To unite, to join, to league. 

  • To join as coordinate elements, often with a coordinating conjunction, such as coordinate clauses. 

noun
  • A reassembled bone, stone or ceramic artifact. 

  • One of the words or phrases that are coordinated by a conjunction. 

plug into

verb
  • To join something in the manner of a plug. 

  • To connect an electric device into something using a plug. 

  • To become aware of or knowledgeable about. 

  • To replace a variable with a number in order to solve an equation. 

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