Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung chua » trung cua, trong chuan, trung ha
hieu manh » hieu nganh, dieu hanh, hien hanh
chua bang » chu bang, chua nang, chua xang
thanh cac » hanh cac, thanh bac, thanh ca
cong he » cong che, cong de, cong ho
cong ha » cong hoa, dong ha, 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: hoc ((chieu xanh) or (hieu manh)) - thanh trung chua bang ((cong he) OR (cong ha)) thanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (hieu manh)) - thanh trung chua bang ((cong he) OR (cong ha)) thanh cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) or (hieu manh)) - thanh trung chua bang ((cong he) OR (cong ha)) thanh cac".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (hieu manh)) - thanh trung chua bang ((cong he) OR (cong ha)) thanh cac*.