v. + study >>共 521
conduct 10.69%
do 6.49%
complete 4.48%
publish 3.35%
need 2.67%
release 2.40%
fund 2.39%
cite 2.30%
continue 2.21%
begin 2.15%
complete + n. >>共 756
work 4.48%
investigation 3.90%
deal 3.87%
transaction 2.38%
acquisition 2.12%
project 2.07%
merger 1.90%
study 1.86%
sale 1.85%
purchase 1.58%
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