recoverable vs unsalvageable

recoverable

adj
  • Capable of being regained or recovered. 

  • Restorable from sickness, faintness, danger, etc. 

  • Capable of being brought back to a former condition, or recovered from. 

  • Obtainable from a debtor or possessor 

noun
  • Amounts of reinsurance coverage that are due from a reinsurer. 

unsalvageable

adj
  • That cannot be salvaged; not salvageable 

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