Perhaps you should try some spelling variations:
thanh tung » thanh cong
duong xanh » duong manh, duong van, duong sach
hieu lang » chieu sang, hieu quang, nhieu tang
chua bang » chu bang, chua nang, thuat bang
chua xang » chua nang, chuc nang, chu bang
duong anh » duong manh, duong vanh, dong anh
hoi hieu » hoi phieu, hoi tieu, moi hieu
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi hieu lang - thanh tung ((chua bang) or (chua xang)) ((duong anh) OR (duong xanh)) tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi hieu lang - thanh tung ((chua bang) OR (chua xang)) ((duong anh) OR (duong xanh)) tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoi hieu lang - thanh tung ((chua bang) or (chua xang)) ((duong anh) OR (duong xanh)) tuan cau".
• Adding a wildcard symbol may retrieve word variants: hoi hieu lang - thanh tung ((chua bang) or (chua xang)) ((duong anh) OR (duong xanh)) tuan cau*.