Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
khong cong » thong cong, khong cang, chong cong
hieu manh » hieu nganh, dieu hanh, hien hanh
trung cua » truong cua, trung tuan, trung cap
cua khong » hua khong, cua phuong, cua thuong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((thieu xanh) OR (chieu xanh))) or (hieu manh)) - thanh trung cua khong cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu xanh) OR (chieu xanh))) OR (hieu manh)) - thanh trung cua khong cong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((thieu xanh) OR (chieu xanh))) or (hieu manh)) - thanh trung cua khong cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu xanh) OR (chieu xanh))) or (hieu manh)) - thanh trung cua khong cong dan than cau*.