Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
cho chieu » ho chieu, theo chieu, chon chien
trung cua » truong cua, trung tuan, trung cap
cong tran » cong tuan, cong toan, cong tren
cua tong » cua cong, cua dong, cua nong
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chieu xanh - thanh trung cua tong ((cong tran) or (cong tan)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chieu xanh - thanh trung cua tong ((cong tran) OR (cong tan)) van ban*.