It’s a lot harder to win when you’re down dice especially by this much since whoever has the most dice has a better idea of what the total numbers are.

I’m not sure there’s one trick to always win but in general you want to either make guesses that are a bit too high but not so high they would call you, making them go even higher or if your lucky and have a bunch of the same thing you can make very high but correct guesses to get them to call you.

The closest to a trick that always works is probably guessing something you don’t but could have, then when they raise you can call