Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh cac » hanh cac, thanh bac, thanh ca
ho chieu » theo chieu, hoc thieu, doi chieu
am duong » tam duong, dam duong, hai duong
cong san » cong tac
khan cap » khan ap, than cap, khoan cam
am dung » lam dung, ap dung, m dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh trung ((am dung) OR (am duong)) cong san ((thanh cac) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung ((am dung) OR (am duong)) cong san ((thanh cac) OR (khan cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - thanh trung ((am dung) OR (am duong)) cong san ((thanh cac) or (khan cap))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung ((am dung) OR (am duong)) cong san ((thanh cac) or (khan cap))*.