n. + be >>共 1635
problem 0.82%
people 0.79%
company 0.71%
result 0.67%
thing 0.63%
report 0.57%
question 0.56%
official 0.55%
time 0.53%
issue 0.48%
expression 0.02%
expression + v. >>共 133
be 42.86%
come 3.57%
change 3.57%
seem 2.50%
become 2.32%
have 2.32%
go 2.32%
cross 1.61%
mean 1.61%
turn 1.61%
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