21.   The obvious leaks occur on top around the faucets.

22.   Two leaks of radioactivity occurred during the restart process, but officials have said they were no threat to public safety.

23.   USAir said the manual prohibited flights only if leaks occurred after parts were replaced, and none were replaced.

24.   Water stains usually mean that the leak has occurred in the past.

25.   When large leaks occur over a large amount of time, the filters in the kidneys begin to scar.

26.   When a current leak occurs, the balance between the two is upset.

27.   Authorities said company officials acted swiftly once the leak occurred.

28.   But Romney said press leaks often occur when SLOC letters and faxes are sent to board members.

29.   Feeney said if it rains during the game and leaks occur, staff will try to accommodate fans by moving them to drier areas.

30.   Feeney said if it rains during the game and leaks occur, staff would try to accommodate fans by moving them to drier areas.

n. + occur >>共 919
incident 6.74%
accident 6.06%
attack 4.78%
explosion 4.08%
blast 2.84%
death 2.35%
shooting 2.24%
problem 1.82%
crash 1.75%
injury 1.56%
leak 0.38%
leak + v. >>共 146
be 30.39%
occur 9.80%
cause 7.03%
come 4.08%
pose 3.10%
begin 1.80%
force 1.63%
develop 1.47%
trigger 1.47%
continue 1.31%
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