The five-card hand is ranked similar to the five-card draw poker game - but the two-card hand is ranked as pairs or whichever card is higher.
Your house edge in this particular game is most low so with the right strategy and bankroll management, your possibility of beating a home is very great. https://taigamepc.com/giai-tri/game-bai-rikvip-trai-nghiem-va-cam-nhan-cua-mot-game-thu-lau-nam/29