81.   Rescuers using sophisticated monitoring equipment found no signs of life.

82.   Rescuers using sophisticated monitoring equipment have found no signs of life since Saturday.

83.   Rescuers using sophisticated monitoring equipment had found no signs of life since Saturday.

84.   Sensitive radio monitoring equipment will be removed shortly before the handover.

85.   The centre was set up to gather data received from monitoring equipment including cameras installed on Iraqi military sites.