This The Mentalist screencap contains
There might also be
pak, stel kleren, kostuum van kleding, rokkostuum, volledige jurk, rok, jas staart, staarten, witte das, witte das en staart, jurk kostuum, volle jurk, vacht van de staart, white tie, and witte stropdas en staarten.
The writers and actors don't want those two to get together. In fact, they laugh at the fans that want them to. Which personally I find a bit rude, but I won't get into that. Anyway, their reasoning for them not getting together (at least right now) is "they have meer of a brother/sister relationship."
I'm sorry, but every time someone is trying to make an argument for why two people shouldn't be a couple, it's always either "they have no chemistry" of "they have a brother/sister relationship." But I've never seen anyone deny Jane and Lisbon's chemistry, so I won't focus...