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cong cong » cong dong, dung cong, dang cong
tap toan » tap doan, tap quan, bai toan
toan chu » toan cau, toan chi, toan cho
ky thien » huy thien, ky thi, ba thien
ly thien » ly hien, ly thiet, li thien
ban ke » ban kem, ban ve, ban le
tuyen » truyen, quyen