health service vs rest home

health service

noun
  • a public (or private) service providing health care to the general public. 

rest home

noun
  • A place of residence for people who require constant nursing care and have significant deficiencies with activities of daily living, such as the elderly and younger adults with physical disabilities. 

How often have the words health service and rest home occurred in a corpus of books? (source: Google Ngram Viewer )