1.   The blast followed new Israeli military raids in the West Bank.

2.   The blast followed months of warnings by US officials to Americans in Saudi Arabia of possible terrorism against US targets.

3.   Two more blasts followed.

4.   At least two other blasts soon followed the truck bombing.

5.   At least two other blasts soon followed.

6.   Last month, several blasts followed a military offensive against Muslim rebel positions.

7.   More than a dozen blasts followed, shattering the windows at the international airport about five miles to the south.

8.   More than a dozen blasts follow.

9.   The blast followed a spell of unseasonably warm and exceptionally dry weather.

10.   The blast followed a string of explosions in Thailand.