lat vs paper money

lat

noun
  • A coin or bill of either currency. 

  • A monumental pillar, particularly the Buddhist columns erected in East India. 

  • A latrine: a rudimentary or military facility for urination and defecation. 

  • The floating fiat monetary unit of Latvia from 1992 until January 2014, when it was replaced by the euro. 

  • A staff, particularly one of an Indian kind. 

  • A latissimus dorsi muscle. 

  • latitude 

  • The gold-backed monetary unit of Latvia from August 1922 until April 1941, when it was replaced by the Soviet ruble; it was typically pegged at about 25 to the British pound. 

paper money

noun
  • Cash in the form of banknotes. 

  • A type of joss paper resembling banknotes burnt to venerate the deceased, ancestor spirits, deities, etc. 

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