How to apply Refund on Google Play store?

Bubble Shooter debited money from my account?

How to apply refund from Google Store

Open the Google Play Store app.
Tap the three horizontal lines at the top left to open the menu.
Choose Account > Order history.
Find the app or game you want to return and tap Refund.
Tap Yes, the app will be uninstalled, and your money will be refunded.
You should get an email about the refund and it will say Canceled next to the app in your Order history.

If it is more than 48 hrs Please click on below link to apply refund on google play store