Perhaps you should try some spelling variations:
thanh tung » thanh cong
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong san » cong tac
than cau » toan cau, than cap, thanh chau
phan cau » phan dau, phan cac, phan tu
va dung » van dung, va duong, vat dung

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

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