v. + skill >>共 469
have 9.25%
develop 6.55%
learn 6.37%
hone 6.11%
teach 3.92%
use 3.64%
improve 3.57%
acquire 2.54%
require 2.54%
lack 2.51%
teach + n. >>共 829
class 7.32%
child 6.20%
course 5.99%
student 3.20%
skill 2.96%
lesson 2.82%
history 2.60%
law 1.75%
school 1.49%
subject 1.42%
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