71.   However, when one person is making more money when the relationship begins, the problem does not occur.

72.   However, the hidden problem occurs between the exhaust and intake orifices underneath the valve.

73.   If an employee is having performance problems, it is more effective for the manager to meet with him or her when the problems are occurring.

74.   If major problems do occur, WSU will follow the same delay and cancellation procedures it would for a weather emergency, Hernandez said.

75.   If a problem still occurs, return it to the retailer.

76.   If the problem occurs in early childhood, some children learn to ignore or suppress the second image.

77.   If the problem occurs again, the computer could be replaced during a spacewalk with a spare that is already aboard the space station.

78.   If localized problems do occur, there are local contingency plans available to assure people appropriate service, Apfel said.

79.   If the fountain gets direct sunlight or comes with a light installed, an algae problem could occur, which can be remedied with commercial products.

80.   If this area is filled, serious condensation problems can occur, and if the soffits are ventilated, it obviously blocks the vents.

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%
problem + v. >>共 326
be 56.64%
arise 2.80%
remain 1.94%
occur 1.33%
come 1.28%
exist 1.26%
have 1.18%
lie 1.15%
begin 1.11%
go 1.01%
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