plateau vs wasteland

plateau

noun
  • A largely level expanse of land at a high elevation; tableland. 

  • A comparatively stable level after a period of increase. 

  • A notable level of attainment or achievement. 

verb
  • (of a varying quantity) To reach a stable level after a period of increase; to level off. 

wasteland

noun
  • A place with no remaining resources; a desert. 

  • Any barren or uninteresting place. 

  • A devastated, not (or no longer) habitable area. 

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