Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tran » thanh trang, thanh toan, thanh tra
cong thanh » dong thanh, cong trinh, truong thanh
hoc chieu » hoc thieu, ho chieu, hoc hien
tran van » luan van
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong ty
toan tap » toan ban

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

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