corncob vs jack up

corncob

verb
  • To defeat (someone) who then refuses to admit defeat. 

  • To disintegrate by the blades becoming severed from the axis 

noun
  • The central cylindrical core of an ear of corn (maize) on which the kernels are attached in rows. 

jack up

verb
  • To ruin; wreck; mess up; screw up; sometimes as a bowdlerized substitution for fuck up. 

  • To raise, hoist, or lift a thing using a jack, or similar means. 

  • To raise, increase, or accelerate; often said of prices, fees, or rates. 

  • To organise something. 

  • To shoot, especially in the context of a poor shot opportunity. 

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