Marxist vs reforming

Marxist

noun
  • One that believes in or follows the ideals of Marxism. 

adj
  • Following the ideals of Marxism. 

reforming

noun
  • reformation 

  • A catalytic process, whereby short-chain molecules are combined to make larger ones; used in the petrochemical industry. 

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