contact lens vs graze

contact lens

noun
  • A thin lens, made of flexible or rigid plastic, that is placed directly on to the eye to correct vision, used as an alternative to spectacles, or, if coloured, to change one's eye color cosmetically. 

graze

noun
  • A light abrasion; a slight scratch. 

  • The act of grazing; a scratching or injuring lightly on passing. 

  • The act of animals feeding from pasture. 

verb
  • To cause a slight wound to; to scratch. 

  • To feed or supply (cattle, sheep, etc.) with grass; to furnish pasture for. 

  • To eat small amounts of food periodically throughout the day, rather than at fixed mealtimes, often not in response to hunger. 

  • To yield grass for grazing. 

  • To feed on; to eat (growing herbage); to eat grass from (a pasture) 

  • To rub or touch lightly the surface of (a thing) in passing. 

  • To tend (cattle, etc.) while grazing. 

  • To shoplift by consuming food or drink items before reaching the checkout. 

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