v. + operation >>共 566
have 6.25%
suspend 3.32%
resume 2.96%
begin 2.89%
undergo 2.40%
expand 2.34%
launch 2.22%
perform 2.04%
conduct 1.92%
run 1.88%
begin + n. >>共 773
talk 5.97%
work 5.38%
career 3.78%
negotiation 3.71%
investigation 3.10%
process 2.20%
operation 2.05%
campaign 1.95%
proceeding 1.64%
search 1.43%
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