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315 Activities V
exact: like: bao nhiêu năm
VNEN 
bao nhiêu năm * ☊ 
how many years, so many years * ☊
[ bao ] : (1) how much, many, so much, so many, some, any; (2) envelope, bag, pack, case, sleeve; to cover, enclose
[ năm ] : (1) five; (2) year