31.   The downed helicopter burned on impact, killing its pilot.

a. + helicopter >>共 533
israeli 20.66%
military 19.15%
russian 7.30%
combat 2.87%
american 1.92%
navy 1.82%
british 1.19%
second 1.17%
the 1.05%
french 1.05%
downed 0.75%
downed + n. >>共 89
power 15.29%
tree 14.73%
plane 11.23%
pilot 7.73%
aircraft 5.71%
helicopter 5.71%
line 3.13%
bridge 2.76%
airman 2.21%
pole 1.66%
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