Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
trung dai » truong dai, truong dao, trung tam
dai nhung » ai nhung, dai khung, dap nhung
cong tran » cong tan, cong tuan, cong toan
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - thanh trung dai nhung ((cong tran) or (cong san)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh trung dai nhung ((cong tran) OR (cong san)) van ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh trung dai nhung ((cong tran) or (cong san)) van ban*.