house cleaner vs housekeeper

house cleaner

housekeeper

noun
  • Someone who manages the running of a home, traditionally the female head of the household. 

  • Someone (traditionally a woman) employed to look after the home, typically by managing domestic servants or superintending household management; also someone with equivalent duties in a hotel, institution etc. 

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