<sod >A man accompanying the search team said: 'People are getting split up into groups of around 10 and taken off in 4x4s to search different areas in small teams. 'In total they're going to search between four and five square miles for Corrie. 'They said they're going to be meticulous and they're going to leave no stone unturned.'    Corrie was last seen on a night out in Bury St Edmunds, Suffolk, on September< eod>< sod > A man accompanying the search team said: 'People are getting split up into groups of around 10 and taken off in 4x4s to search different areas in small teams. 'In total they're going to search between four and five square miles for Corrie. 'They said they're going to be meticulous and they're going to leave no stone unturned.'   Mr McKeague, who split from Mrs Urquhart when Corrie was nine, and Suffolk Police will not be taking part in the search. Corrie's mother previously criticised Suffolk Police and the 'decisions' they made while carrying out the search for her son.< eod>