Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu danh » thien danh, tieu danh, dieu danh
chieu xanh » chieu sach, chieu sang, chieu tinh
khong cong » thong cong, khong cang, chong cong
trung cua » truong cua, trung tuan, trung cap
cua khong » hua khong, cua phuong, cua thuong
cong ban » cong bang, cong san, cong tan
hang cau » hang dau, nhung cau, nang cao
hang ca » hang va, nang cao, hang tai

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 danh) or (chieu xanh)) - thanh trung cua khong cong ban ((hang cau) OR (hang ca))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu danh) OR (chieu xanh)) - thanh trung cua khong cong ban ((hang cau) OR (hang ca)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu danh) or (chieu xanh)) - thanh trung cua khong cong ban ((hang cau) OR (hang ca))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu danh) or (chieu xanh)) - thanh trung cua khong cong ban ((hang cau) OR (hang ca))*.