insignificant vs large-scale

insignificant

adj
  • Not significant; not important, inconsequential, or having no noticeable effect. 

  • Without meaning; not signifying anything. 

large-scale

adj
  • Large in amount, scope or extent. 

  • Drawn large so as to show detail. 

How often have the words insignificant and large-scale occurred in a corpus of books? (source: Google Ngram Viewer )