Earlier quoted context omitted.
Can your add-on remove all mentions of the Kardashians, Taylor Swift, Kanye, and Bruce/Caitlin Jenner?
HA! As a joke, I originally had "Kardashian" as sample for things other than URLs :) So yes, it can but you might not hit all the variety of ways they can be presented or get false hits, especially with "Swift". Edit: Here's a screenshot of Google after adding the rule and searching "Kardashian" http://imgur.com/a/ltuAk
This is why machine learning was invented. Context smart blocking of annoying things.