cải thiện quan hệ 
to improve relations [ cải ] : (1) to change, reform, tap; (2) cabbage
[ thiện ] : good, kind, virtuous
[ quan ] : (1) official, officer; (2) franc (unit of currency); (3) coffin; (4) sense
[ hệ ] : branch, system; generation
Most Common Compounds Set 1:
Most Common Compounds Set 2 :