Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
dong thanh » truong thanh
hoc chieu » hoc thieu, ho chieu, hoc hien
manh tung » manh hung, thanh tung
hoa nhung » hoc nhung, hon nhung, va nhung
tung hoa » trung hoa, tung ho, ung hoa
cong dan » cong san, cong tan, huong dan
cong tac » cong ty
toan cau » toan cao, toan ban, toan tap

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 - manh tung hoa nhung ((cong dan) or (((dong thanh) or (cong tac)))) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - manh tung hoa nhung ((cong dan) OR (((dong thanh) OR (cong tac)))) toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - manh tung hoa nhung ((cong dan) or (((dong thanh) or (cong tac)))) toan cau*.