Stalinist vs one-party

Stalinist

noun
  • A person who accepts the philosophy of Stalinism. 

adj
  • Of, relating to, or resembling Joseph Stalin, a Bolshevik revolutionary. 

  • Of or relating to Stalinism. 

one-party

How often have the words Stalinist and one-party occurred in a corpus of books? (source: Google Ngram Viewer )