chuyển hoán 
to commute; commute, switchover, exchange, conversion [ chuyển ] : to take, transfer, move, transmit, convert, change, pass, shift, switch (over)
[ hoán ] : (1) to exchange; (2) to shout, yell
Most Common Compounds Set 1:
Most Common Compounds Set 2 :
bảng chuyển hoán vị permutation table