400 Bad Request

The server could not comply with the request since it is either malformed or otherwise incorrect.

Cannot decode URL parameter keywords: ['sportangebot%3AChi Kung%2Bsportangebot%3AReiten%2Bsportangebot%3AAerobic%2Bsportangebot%3AGymnastik und Tanz%2Bsportangebot%3APersonal Training%2Bsportangebot%3ASchach%2Bsportangebot%3AMUKI']