hook up vs live over the brush

hook up

verb
  • To have a casual sexual experience with another person, usually without any future relationship intended. 

  • To connect to something like a power supply or a signal source. 

  • To assemble the parts of a mechanism, especially by connecting wires. 

  • To supply someone with goods or services. 

  • To form an association (with) someone. 

live over the brush

verb
  • To cohabit without being married. 

How often have the words hook up and live over the brush occurred in a corpus of books? (source: Google Ngram Viewer )