approbation vs life insurance

approbation

noun
  • The act of approving; an assenting to the propriety of a thing with some degree of pleasure or satisfaction; approval, sanction, commendation or official recognition. 

life insurance

noun
  • A form of insurance on the life of a person. If the person dies then the insurance policy pays out a sum of money to the beneficiary (such as a person's family). 

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