hold the line vs just a second

hold the line

verb
  • To firmly maintain one's viewpoint, principles, or situation; to refuse to change one's practices or plans. 

just a second

noun
  • A short period of time, typically anywhere from a few seconds to several minutes or more. 

  • Only one second; a passage of time one-sixtieth of a minute in duration. 

intj
  • Stop; wait. Used to indicate that the speaker wishes the previous speaker or the proceedings to stop so that he or she can comment on what has been said or has happened so far. 

How often have the words hold the line and just a second occurred in a corpus of books? (source: Google Ngram Viewer )