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 khong » hua khong, cua phuong, cua thuong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap
toan ban » van ban

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 khong ((huong dan) or (cong tan)) ((than cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung cua khong ((huong dan) OR (cong tan)) ((than cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung cua khong ((huong dan) or (cong tan)) ((than cau) or (toan ban))*.