Just for laughs, you can even add a fart soundboard equivalent category into your notes. Try to find out what it sounds closest to the most on the fart soundboard. You can start naming your farts this way and chart down which types of farts you make all the time.
If you’re very accurate you might even be able to keep track of what you ate before specific type of fart. This way you can work your way towards reproducing them. You’ll have a blast with fart pranks once you’ve mastered how to consciously produce specific fart sounds whenever you want to.