regroup vs reposition

regroup

noun
  • An act of regrouping. 

verb
  • To group or categorize again. 

  • To pause and get organized again. 

reposition

noun
  • The act of putting into a new position. 

verb
  • To put into a new position 

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