barren vs not worth a Continental

barren

adj
  • Unproductive; fruitless; unprofitable; empty. 

  • Unable to bear children; sterile. 

  • Of poor fertility, infertile; not producing vegetation. 

  • Mentally dull; stupid. 

  • Bleak. 

noun
  • An area of low fertility and habitation, a desolate place. 

not worth a Continental

adj
  • worthless, lacking in value, especially due to economic inflation. 

How often have the words barren and not worth a Continental occurred in a corpus of books? (source: Google Ngram Viewer )