If you got problems with getting facebook to work you could try google unless you dont have internet.
If you dont heve internet you will have a hard to getting on facebook....
How to get the code if you got internet.
1) Go to: https://www.facebook.com/nutakugames
2) Sign in your facebook.
3) press "like" ¨button on the picture 3 PeroPero girls.
4) Press "Message" button just right of the "like" button.
5) Type in "PeroPero!"
6) Press send.
7) when you got the code you will get a message same place as you send the message.
Each code can only be used one time so you cant just get a code used by another player.