Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
chuc danh » chuc nganh, thuc hanh, chuc nang
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
chu xanh » chu manh, chua xang, chu thanh
cong tan » cong tac, cong san, cong thanh
tan chan » dan chan, ban chan, can chan
chan cau » phan cau, can cau, chinh cau

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

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