like: đắc khóa
Intermediate Level Advanced Level
Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
đắc khóa * ☊ 
special examination * ☊
[ đắc ] : to obtain, get
[ khóa ] : (1) school year, academic year, term; (2) to lock, fasten; lock
[ khóa ] : lock