Perhaps you should try some spelling variations:
thanh trung » thanh tung
chiet tach » chieu sach
tinh trang » minh trang, tinh quang, tinh toan
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
ho chiet » ho chieu, ho thiet, hoc thiet
cong san » cong tac
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, 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: ho chiet tach - ((((tinh trang) or (thanh trung))) or (canh tranh)) cua nhung cong san than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - ((((tinh trang) OR (thanh trung))) OR (canh tranh)) cua nhung cong san than cao.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - ((((tinh trang) or (thanh trung))) or (canh tranh)) cua nhung cong san than cao*.