relatives of billy-anne huxham , 18 , told officers on tuesday morning she had been forced into a car outside a caboolture home , north of brisbane just after 6 am .
shocked neighbours heard yelling and screaming moments before ms huxham was abducted from her home by a man who reportedly attacked her with a machete .
detectives are desperately for the teen and carl garry chapman , 32 , who is believed to be the victim 's former boyfriend that