ich habe mein ipod touch verloren und will es wider finden :/

Google translate:

I've lost my ipod touch and find it does not accept! :/

Maybe here:

iCloud: Troubleshooting Find My iPhone, iPad, iPod touch, or Mac

To locate the iPod wifi must be on and connected. Also, if the iPod has been restore you will never be able to locate it via iCloud.

Apple will not help

Report to local police and change the passwords for all accounts used on the iPod.