11.   In the next century it is statistically inevitable that powerful earthquakes will assault several large urban areas around the world.

12.   In the next century it is statistically inevitable that powerful earthquakes will assault several large urban areas.

13.   Iran has been jolted by a political earthquake as powerful as the geologic upheavals that have rocked it in recent years.

14.   The intent of the law is to ensure the facilities withstand powerful earthquake so they can serve the injured.

15.   The most powerful earthquake to strike India in more than half a century toppled homes, schools and office buildings on Friday.

16.   The most powerful earthquake in more than half a century jolted the Pacific Northwest.

17.   The powerful earthquake that struck this country last week not only killed a thousand people and leveled an entire city.

18.   Three days after a powerful earthquake struck Athens, hopes of finding more survivors had faded.

19.   Powerful earthquake hits northwestern China.

20.   Powerful earthquake rocks northern Afghanistan.