Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
cua tong » cua cong, cua nong, cua song
cua dong » chua dong, cua cong, cua dang
cong dan » cong san, cong tan, huong dan
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - thanh trung ((cua tong) or (cua dong)) cong dan ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - thanh trung ((cua tong) OR (cua dong)) cong dan ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - thanh trung ((cua tong) or (cua dong)) cong dan ((than cau) or (than cap))*.