400 Bad Request

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

Cannot decode URL parameter keywords: ['aktivitat%3AInlinehockey%2Baktivitat%3AFachgesch%C3%A4ftvereinigung%2Baktivitat%3AQuartierverein%2Baktivitat%3AWohnen%2Baktivitat%3AInteressengemeinschaft%2Baktivitat%3AVolleyball%2Bart%3ASport%2Bart%3ASprachf%C3%B6rderung']