Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
dung song » dung cong, dung dong, vung song
trung va » truong va, trang va, trung ha
song van » hoang van, trong van, duong van
thanh ca » thanh cha, thanh cac, thanh ha
than cap » khan cap, thanh lap, thanh cac
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 ((chieu xanh) OR (chieu sach)) - thanh trung va dung song van ((thanh ca) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sach)) - thanh trung va dung song van ((thanh ca) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) OR (chieu sach)) - thanh trung va dung song van ((thanh ca) or (than cap))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) OR (chieu sach)) - thanh trung va dung song van ((thanh ca) or (than cap))*.