như cũ 
as before, as previously, like before [ như ] : like, for example, as, such as, similar
[ cũ ] : old, former, used
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
diễn ra như cũ to happen just like before như cũ as before, as previously, like before diễn ra như cũ to happen just like before