Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
tranh luat » trinh luat, tranh luan, trinh luan
hieu manh » chieu xanh, hieu nganh, dieu hanh
luat hanh » luat hinh, luat canh, luat danh
hanh cong » thanh cong, hang cong, hanh dong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) or (thien thanh)) - canh tranh luat hanh cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (thien thanh)) - canh tranh luat hanh cong dan toan cau*.