habit of mind vs implantation

habit of mind

noun
  • A usual way to think of something; a mindset 

implantation

noun
  • The introduction of a notion, idea or thought into someone's mind. 

  • Planting; securing a plant etc. into the ground. 

  • The attachment of the fertilized ovum to the uterus wall. 

  • The way in which an organ, bone, muscle etc. becomes inserted into its set place. 

  • The act of inserting a medical implant. 

  • The insertion of ions into the crystal structure of another material through ion bombardment. 

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