11.   Rescue work was difficult because the collapse also severed power lines and buried roads, it said.

12.   So many sewer lines were severed by the quake that the government has begun distributing hundreds of portable toilets to prevent a breakdown in sanitation.

13.   Telephone lines were severed to the city, virtually cutting its links with the outside world.

14.   Acharon said some power lines were severed in General Santos, and some street lamps fell.

15.   The mooring lines were then severed and the huge object was abandoned in space.