belt-tightening vs sale

belt-tightening

noun
  • A reduction in expenditure, often as a result of financial restrictions. 

adj
  • Causing or involving a reduction in expenditure. 

sale

noun
  • The sale of goods at reduced prices. 

  • An exchange of goods or services for currency or credit. 

  • The act of putting up for auction to the highest bidder. 

How often have the words belt-tightening and sale occurred in a corpus of books? (source: Google Ngram Viewer )