like: ra sao
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Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
ra sao * ☊ 
how?, in what way or manner? * ☊
[ ra ] : to go out, exit, give, issue, emit, leave
[ sao ] : how?, what manner?, why? (is that); to matter