Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
cong quang » luong quang, thong quang, duong quang
tieu xanh » tieu danh, chieu xanh, dieu hanh
van nhung » van nhuong, van hung, van phung
cong vang » cong lang, cong ngang, cong san
thanh cau » thanh chau, thanh mau, nhanh cau

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

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