hoover vs make a pig of

hoover

noun
  • A vacuum cleaner, irrespective of brand. 

verb
  • To clean (a room, etc.) with a vacuum cleaner, irrespective of brand. 

  • To use a vacuum cleaner, irrespective of brand. 

  • To suck in or inhale, as if by a vacuum cleaner. 

make a pig of

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