Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh luan » khanh luan, hang luan, hanh luat
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
san tran » tan tran, ban tran, dang tran
tran cau » tran chau, toan cau, ran cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (chieu tinh)) - hanh luan van ((hang cong) OR (bang cong)) san tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu tinh)) - hanh luan van ((hang cong) OR (bang cong)) san tran cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu tinh)) - hanh luan van ((hang cong) OR (bang cong)) san tran cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu tinh)) - hanh luan van ((hang cong) OR (bang cong)) san tran cau*.