Complex sentence: The Norwegian Red Cross came in with 40 canine units who searched 24 hours a day and covered more than 1300 square kilometres using GPS mapping, and even well-known self-proclaimed psychics tried to locate the missing girl.
Split into simpler sentences: The Norwegian Red Cross came with 40 canine units which searched 24 hours a day, and covered more than 1300 square kilometres, guided by GPS mapping. Several, well-known, self-proclaimed, psychics tried to locate the missing girl.