Perhaps you should try some spelling variations:
thiet tach » chiet tach, thien hach, thuat tach
truong cua » truong ca, truong quan, truong cao
nhung cong » dung cong, thong cong, hang cong
trung cap » truong cao, trung tam
thanh mau » hanh mau, thanh hai, thanh ngu
ho thiet » hoc thiet, hoa thiet, so thiet
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho thiet tach - thanh ((trung cap) or (truong cua)) nhung cong san ((thanh mau) OR (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho thiet tach - thanh ((trung cap) OR (truong cua)) nhung cong san ((thanh mau) OR (thanh san))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho thiet tach - thanh ((trung cap) or (truong cua)) nhung cong san ((thanh mau) OR (thanh san))*".