Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
phan dau » phan tu
hang dau » hang va, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - thanh trung cua thong ((cong ban) OR (cong san)) ((phan dau) or (hang dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung cua thong ((cong ban) OR (cong san)) ((phan dau) OR (hang dau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - thanh trung cua thong ((cong ban) OR (cong san)) ((phan dau) or (hang dau))".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung cua thong ((cong ban) OR (cong san)) ((phan dau) or (hang dau))*.