compulsory purchase vs deprivation

compulsory purchase

noun
  • The power of a state to expropriate private land within its jurisdiction for public use. 

deprivation

noun
  • The state of being deprived 

  • lack 

  • The act of depriving, dispossessing, or bereaving; the act of deposing or divesting of some dignity. 

  • The taking away from a clergyman of his benefice, or other spiritual promotion or dignity. 

How often have the words compulsory purchase and deprivation occurred in a corpus of books? (source: Google Ngram Viewer )