a. + collapse >>共 333
soviet 15.41%
economic 13.30%
financial 7.07%
total 4.49%
building 3.38%
sudden 2.16%
imminent 1.90%
complete 1.79%
possible 1.74%
recent 1.74%
economic + n. >>共 585
growth 11.08%
crisis 4.39%
reform 4.16%
sanction 2.88%
development 2.81%
recovery 2.63%
slowdown 2.47%
policy 2.43%
problem 1.99%
cooperation 1.79%
collapse 0.36%
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