configurational vs geomorphological

configurational

adj
  • Of or pertaining to a configuration. 

  • Of a language: having a relatively fixed style of grammar where the subject of a sentence is outside the finite verb phrase but the object is inside it. 

geomorphological

adj
  • Of or pertaining to geomorphology 

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