desirable vs salutary

desirable

adj
  • Worthy to be desired; pleasing; agreeable. 

noun
  • A thing that people want; something that is desirable. 

salutary

adj
  • Promoting good health and physical well-being; wholesome; curative. 

  • Effecting or designed to effect an improvement; remedial: salutary advice. 

How often have the words desirable and salutary occurred in a corpus of books? (source: Google Ngram Viewer )