Perhaps you should try some spelling variations:
thuong dong » phuong dong, tuong dong, chuong dong
nhieu tang » chieu sang, nhiet nang
tam thuong » tai thuong, tam huong, pham thuong
hieu lang » chieu sang, hieu quang, hieu van
manh hung » anh huong
dong bong » dong bang, dong cong, dong dong
hung tam » huong tam, vung tam, dung tam
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((nhieu tang) OR (hieu lang)) - manh hung tam thuong dong bong ((toan cau) OR (toan tap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((nhieu tang) or (hieu lang)) - manh hung tam thuong dong bong ((toan cau) OR (toan tap))~".
• Adding a wildcard symbol may retrieve word variants: theo ((nhieu tang) or (hieu lang)) - manh hung tam thuong dong bong ((toan cau) OR (toan tap))*.