n. + worsen >>共 390
situation 17.48%
condition 14.36%
problem 5.59%
crisis 2.99%
violence 2.60%
economy 2.60%
relation 1.95%
health 1.69%
weather 1.62%
shortage 1.36%
situation + v. >>共 459
be 41.92%
improve 4.61%
remain 3.47%
worsen 3.46%
change 3.43%
become 2.98%
deteriorate 2.78%
get 2.44%
seem 1.39%
arise 1.21%
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