400 Bad Request

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

Cannot decode URL parameter keywords: ['art%3Afachtechn. verantwortliche Person%2Bart%3ADrogenlabor%2Babgabeort%3AZug%2Babgabeort%3ASteinhausen%2Babgabeort%3AOberwil b. Zug']