disbelieve vs get into

disbelieve

verb
  • To not believe; to exercise disbelief. 

  • To actively deny (a statement, opinion or perception). 

  • To cease to believe. 

get into

verb
  • To become involved or interested in (a discussion, issue, or activity). 

  • To enter (an unfavourable state). 

  • To interrogate in order to arrive at a deeper understanding. 

  • To move into (an object), such that one ends up inside it. 

  • To put on (an item of clothing). 

  • To cause to behave uncharacteristically; to possess. 

  • To reach into or interact with (an object). 

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