As you gain more knowledge about Rummy hands, you'll discover that identifying possible combinations comes naturally to you, enabling you to plan strategies against your rivals. Learning rummygoldRummy Key Card Combinations. To succeed at Rummy, you must be able to recognize important card combinations. Throughout the game, you should continuously assess your hand and search for chances to form runs and sets. To finish a run, you might want to watch for another 7 or an 8 of hearts, for example, if you have two 7s and a 9 of hearts. Rummy Strategic Decision-Making.