31.   Local radio reporters said witnesses heard three big explosions and saw the sky light up.

32.   Local radio reporters said witnesses heard three big explosions, and that the sky lit up.

33.   Local radio said witnesses heard three big explosions, and that the sky lit up.

34.   Six miners were killed Monday in a big explosion after they lit a fire in a stove where dynamite sticks were hidden, the Interior Ministry reported Tuesday.

35.   The engine made a big noise, and then we heard a big explosion.

36.   The noise was heightened by a few big explosions on the ground, somewhere in the vicinity of central Baghdad.

37.   Then they heard a big explosion.

38.   Those attacks continued late into the night, with at least four big explosions heard around Sarajevo.

39.   Three big explosions shook Kabul at midday Friday, raising clouds of smoke from the direction of the airport and the Khair Khana district to the north.

40.   When the big explosion went off, there were already not that many people in the area.