a. + disease >>共 848
infectious 9.66%
liver 4.06%
chronic 3.57%
deadly 2.73%
cardiovascular 2.53%
rare 2.47%
contagious 2.23%
fatal 2.10%
human 1.76%
serious 1.72%
deadly + n. >>共 869
attack 7.98%
virus 4.95%
weapon 4.51%
disease 4.47%
force 3.07%
bombing 2.21%
bacterium 2.01%
suicide 1.97%
clash 1.92%
riot 1.33%
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