Maoist vs reforming

Maoist

noun
  • one who advocates Maoism 

adj
  • of, related to, or advocating Maoism 

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 Maoist and reforming occurred in a corpus of books? (source: Google Ngram Viewer )