hệ thống điều động 
operating system [ hệ ] : branch, system; generation
[ điều ] : (1) thing, matter, item; article (of penal code, constitution); (2) smoking pipe; (3) bird [=chim]
[ động ] : to move, touch
Most Common Compounds Set 1:
Most Common Compounds Set 2:
Most Common Compounds Set 3 :
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| SV5000 |
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