Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cong sang » cong lang, cong vang, cong bang
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
tan cau » toan cau, van cau, tan ca

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 sach)) - hanh tranh cua dung ((cong san) or (cong sang)) tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sach)) - hanh tranh cua dung ((cong san) OR (cong sang)) tan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sach)) - hanh tranh cua dung ((cong san) or (cong sang)) tan cau*.