Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thuong hieu » thuong viet
hien hanh » dieu hanh
hieu ung » sieu ung, hieu quang, hieu tuong
ung cong » dung cong, luong cong, duong cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien hanh - thanh thuong hieu ung cong dan than cau~.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - thanh thuong hieu ung cong dan than cau*.