neat as a pin vs orderly

neat as a pin

adj
  • (simile) Very neat and tidy. 

orderly

adj
  • Neat and tidy; possessing order. 

  • Being on duty; keeping order; conveying orders. 

  • Methodical or systematic. 

  • Peaceful; well-behaved. 

noun
  • A hospital attendant given a variety of non-medical duties. 

  • A soldier who carries out minor tasks for a superior officer. 

How often have the words neat as a pin and orderly occurred in a corpus of books? (source: Google Ngram Viewer )