The accompanying article by the developers has a really good explanation of how they pulled this off and font hacking in general. And if one was so inclined, it outlines all the steps necessary to add more buzzwords to the font.

http://pixelambacht.nl/2015/sans-bullshit-sans/

Here's the git if you want to play around with it:

https://github.com/RoelN/SansBullshitSans