You need to Break almost all bubble as much as game permits. You can only break if more than two are adjacent to each other. You can select different group without breaking the first group. You will able to see the points to get when you are going to break the group. i.e twice you need to click a same group.
Note : 1. If you select more number of Bubble at a time more number of points you will get.
2. While making group you can have to note that the bubble which you have selected only that row and column in selected not the adjacent one which is not coming either on the selected row or column