1.   But the greatest danger occurs when a leader is plagued by paranoia.

2.   Another danger occurs where a weak skim layer of ice sets up over old fishing holes, especially when they are disguised by snowfall.

3.   The dangers also occurred among people with liver disease.

4.   The danger occurs when down-drafts rush toward the ground and spread out at low altitude, like water at the bottom of a waterfall.

5.   Hinson insisted Friday that the planes are still safe to fly in good weather and that the danger occurs only in certain conditions.

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%
danger 0.03%
danger + v. >>共 145
be 72.33%
lie 2.67%
come 2.53%
lurk 2.34%
pass 1.86%
exist 1.77%
remain 1.53%
seem 0.95%
increase 0.52%
grow 0.52%
occur 0.24%
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