orography vs scenery

orography

noun
  • the orographic features of a region 

  • the scientific study, or a physical description of mountains 

scenery

noun
  • View, natural features, landscape. 

  • Stage backdrops, property and other items on a stage that give the impression of the location of the scene. 

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