barricade vs blow off

barricade

verb
  • to close or block a road etc., using a barricade 

  • to keep someone in (or out), using a blockade, especially ships in a port 

noun
  • A barrier constructed across a road, especially as a military defence 

  • An obstacle, barrier, or bulwark. 

  • A place of confrontation. 

blow off

verb
  • To forcibly disconnect something by use of a firearm or explosive device. 

  • To remove something by blowing on it. 

  • To vent, usually, to reduce pressure in a container. 

  • To let steam escape through a passage provided for the purpose. 

  • To pass gas; to break wind, to fart. 

  • To shirk or disregard (a duty or person). 

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