ground-plan vs structuring

ground-plan

noun
  • Framework or pattern. 

  • A diagram showing set layout. 

  • Floorplan. 

  • Hypothetical ancestor of a clade. 

structuring

noun
  • structure; organization 

  • Synonym of smurfing (“money-laundering technique”) 

How often have the words ground-plan and structuring occurred in a corpus of books? (source: Google Ngram Viewer )