hinder vs sell one on

hinder

verb
  • To make difficult to accomplish; to act as an obstacle; to frustrate. 

  • To delay or impede; to keep back, to prevent. 

noun
  • The buttocks. 

adj
  • Of or belonging to that part or end which is in the rear or hind, or which follows. 

sell one on

How often have the words hinder and sell one on occurred in a corpus of books? (source: Google Ngram Viewer )