police discovered the body of a female in bushland on friday afternoon .
stephanie scott was last seen on easter sunday which sparked a search .
the burnt remains is believed to be the much-loved school teacher .
police will contact authorities in holland for a background check on accused killer , vincent stanford , who was charged with murder .
stanford 's family led police to cocoparra national park north of griffith .
forensic testing will be carried out on the remains of the body on monday .