1 star: 20000 points
2 stars: 30000 points
3 stars: 40000 points
You need to put together some decent matches, but you always have the descending chocolate from the top. Granted it can’t be stopped, you do have to keep it under control. Striped candies and maybe a color bomb will take care of you here, as you have a lot of room to play with.
Patricia Frederick’s Tips for Candy Crush Level 159
Don’t allow the chocolate to grow across the top or the flow of candies stops. Make all special candies you can as they add to your score when time runs out.