斗争

combat/fight terrorism

combat one's bad habits

fight against the forces of nature

fight injustice

struggle against adverse fate

combat unhealthy tendencies

fight to the end

mortal combat

combat/conflict between good and evil

life-and-death struggle

fierce struggle

revolutionary struggle

struggle against the enemy

conduct a brave struggle; put up a heroic struggle

face a struggle

give battle; carry on/conduct/wage a struggle

avoid a bloody struggle

carry the struggle through to the end; carry the fight to the finish