bird dog vs go through

bird dog

verb
  • To seek out. 

  • A multiservice tactical brevity code requesting configuration of sensors. 

  • To watch closely. 

noun
  • A dog, especially a pointer, used in shooting to retrieve the dead birds. 

  • A tout. 

  • A person who seeks out real estate investment opportunities in exchange for a fee. 

  • A person who tries to steal someone else's romantic partner 

  • A radar detector (for detecting police speed traps). 

  • A hyperextension exercise performed lying on the knees, with one arm and the opposite leg lifted. 

go through

verb
  • To undergo, suffer, experience. 

  • To use up or wear out (clothing etc.). 

  • To examine or scrutinize (a number or series of things). 

  • To travel from one end of something to the other. 

  • To enact or recite the entire length of (something). 

  • To progress to the next stage of something. 

  • To reach an intended destination after passing through some process. 

How often have the words bird dog and go through occurred in a corpus of books? (source: Google Ngram Viewer )