like: ba chân bốn cẳng
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Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
ba chân bốn cẳng * ☊ 
to run at full speed * ☊
[ ba ] : (1) three, tri-; (2) father; (3) wave, ripple
[ chân ] : (1) foot, leg; member; (2) true, sincere, real, honest
[ bốn ] : four
[ cẳng ] : paw, leg
[ chân ] : foot
[ chân ] : leg