tethered vs unstapled

tethered

adj
  • tied, strapped, especially with tethers or hobbles. 

  • connected (especially a mobile phone to a computer, for use as a wireless modem) 

unstapled

adj
  • Not stapled; loose. 

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