nhà giây thép 
post office [ nhà ] : (1) [CL for experts]; (2) building, house; (3) house, family, clan, home
[ giây ] : (1) second (unit of time); (2) to sift; sieve; (3) stained, spotted
[ thép ] : steel, iron
Most Common Compounds Set 1:
Most Common Compounds Set 2 :