Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
manh trung » manh tung, thanh trung, manh hung
trung cap » truong cao, trung tam
dung cong » dung trong
cap dung » ap dung, cao dung, chan dung
cong dan » cong san, cong tan, huong dan
dan tran » dang tran, tan tran, dan than
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: doi ((chinh sach) or (chieu sang)) - manh trung cap dung cong dan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chinh sach) OR (chieu sang)) - manh trung cap dung cong dan tran cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chinh sach) or (chieu sang)) - manh trung cap dung cong dan tran cau*.