come again vs reenter

come again

intj
  • Used as a polite farewell to a visitor, inviting a return visit. 

  • A polite formula used when one has not heard or understood what has been said, or to indicate surprise. 

reenter

verb
  • To enter again; return into. 

  • To enter again; retype, reinput. 

  • To cut deeper where the aqua fortis has not bitten sufficiently. 

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