31.   Zimbabwe has in the past years reported isolated cases of parasites resistant to drugs used to combat malaria.

32.   It would also be used to combat people smuggling between Cambodia and Vietnam.

33.   Scientists aboard Columbia planned to grow a plant from southeast Asia in order to augment a chemical component of the plant used to combat malaria.

34.   The astronauts had plans to grow a plant from southeast Asia in order to augment a chemical component of the plant used to combat malaria.

v. + combat >>共 55
use 22.52%
do 11.26%
develop 4.64%
spending 3.97%
form 3.97%
work 3.97%
return 3.97%
can 2.65%
introduce 2.65%
set_up 1.99%
use + v. >>共 1194
make 6.49%
treat 2.74%
help 2.61%
pay 1.94%
buy 1.44%
be 1.40%
produce 1.34%
build 1.26%
finance 1.25%
create 1.11%
combat 0.19%
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