Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh huong, thanh cuong
thanh tung » thanh cong
cua trong » cua truong, cua trung, qua trong
doc hieu » toc thieu, hoc thieu
cong san » cong tac
san than » sang than, san thanh, ban 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) or (doc hieu)) nganh - ((thanh tuong) or (thanh tung)) cua trong cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hien) OR (doc hieu)) nganh - ((thanh tuong) OR (thanh tung)) cua trong cong san than cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc hien) or (doc hieu)) nganh - ((thanh tuong) or (thanh tung)) cua trong cong san than cau*.