Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tran » thanh trang, thanh toan, thanh tra
van nhuong » van chuong, van phuong, van huong
van phung » van phong, van hung, van chuong
cong dan » cong san, cong tan, huong dan
than cao » toan cao, than cap, than sao
thai cao » tai cao, thoai cac, thuat cao

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

• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu xanh - thanh tran ((van phung) OR (van nhuong)) cong dan ((than cao) OR (thai cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - thanh tran ((van phung) or (van nhuong)) cong dan ((than cao) OR (thai cao))~".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - thanh tran ((van phung) or (van nhuong)) cong dan ((than cao) OR (thai cao))*.