Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » hieu manh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
thien anh » thien danh, tien anh, thien thanh
trung cua » truong cua, trung tuan, trung cap
cua trong » cua truong, cua trung, qua trong
cong ban » cong bang, cong san, cong tan
ban tran » ban trang, tan tran, ban than
tran van » luan van

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 (thien anh)) - thanh trung cua trong cong ban tran van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu xanh) OR (chieu xanh))) OR (thien anh)) - thanh trung cua trong cong ban tran van.
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu xanh) or (chieu xanh))) or (thien anh)) - thanh trung cua trong cong ban tran van*.