like: tàu ngầm
Intermediate Level Advanced Level
Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
tàu ngầm * ☊ 
submarine * ☊
[ tàu ] : (1) ship, boat; (2) stable; (3) China, Chinese; (4) (classifier for big leaves)
[ ngầm ] : secret, underground, tacit
[ tàu ] : ship