Digging your way to the water flow. Complete levels quickly to increase the multiplier, but make sure you do not run out of moves!
Have a limited amount of movement. If you run out, it's game over. You will get new moves for each level you complete.
Down is good. If possible, always go out of the bottom. This will give you more treasures.
When time is about to end, looking for large groups and pumps colors to use the maximum score multiplier.