Perhaps you should try some spelling variations:
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
hanh tranh » canh tranh, hanh trinh, hanh trang
cuong danh » cuon danh, cuong linh, cong dan
tranh cua » doanh cua, manh cua
thang lao » tang lao, thanh lap, thang loi
cua dang » cua cong, cua ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((chieu sang) OR (chieu xanh)) - hanh tranh cua dang ((cuong danh) or (huong dan)) thang lao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((chieu sang) OR (chieu xanh)) - hanh tranh cua dang ((cuong danh) OR (huong dan)) thang lao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((chieu sang) OR (chieu xanh)) - hanh tranh cua dang ((cuong danh) or (huong dan)) thang lao".
• Adding a wildcard symbol may retrieve word variants: toc ((chieu sang) OR (chieu xanh)) - hanh tranh cua dang ((cuong danh) or (huong dan)) thang lao*.