ДНК S06E146 - Выпуск 863. Семь детей одной матери?

The adopted daughter decided to find a biological family, but she only knows the city where she was adopted. Another adopted daughter and adopted son are looking for a biological mother from Kansk. And the third abandoned daughter dreams of meeting her six brothers and sisters. Was it possible that all these children were scattered across a huge country by one mother cuckoo?