với tốc độ 
at a speed of, at a rate of [ với ] : with, and; to join (someone), reach for (something)
[ tốc ] : speed; to turn up (over), blow up
[ độ ] : (1) about, approximately, around (a time); (2) degree, measure
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
với tốc độ nhanh quickly, rapidly