Animal Crossing cheat codes

Well there are alot of codes!
To get to them talk to Tom Nook and click "Other Things" > "Say Code"
One for a lot of money for example is...

Cheat: 30,000 Bells
Tell Tom Nook:

WB28pARAcnownU
jMCK%hTk8JHyrT

But there are also item codes~
http://animalcrossing.wikia.com/wiki/Universal_Codes
http://www.gamefaqs.com/gamecube/516502-animal-crossing/cheats

Are just two examples of sites that have some codes on them.