retain vs turn out

retain

verb
  • To keep in one's pay or service. 

  • To employ by paying a retainer. 

  • To hold back (a pupil) instead of allowing them to advance to the next class or year. 

  • To keep in possession or use. 

  • To hold secure. 

turn out

verb
  • To leave one's work to take part in a strike. 

  • To attend; show up. 

  • To succeed; work out; turn out well. 

  • To end up; to result. 

  • To empty for inspection. 

  • To remove from a mould, bowl etc. 

  • To put (cattle) out to pasture. 

  • To get out of bed; get up. 

  • To convince to vote 

  • To extinguish a light or other device 

  • To produce; make. 

  • To rape; to coerce an otherwise heterosexual individual into performing a homosexual role. 

  • To convince a person (usually a woman) to become a prostitute. 

  • To leave a road. 

  • To refuse service or shelter; to eject or evict. 

  • To become apparent or known, especially (as) it turns out 

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