There is a massive difference between different poker games and because of this important to learn. It's also possible to know much about the games along with the strategies of playing the games out of the other players.
These are numbered as zero and double 8. https://taigamepc.com/giai-tri/game-bai-rikvip-trai-nghiem-va-cam-nhan-cua-mot-game-thu-lau-nam/29