Perhaps you should try some spelling variations:
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
tranh cua » doanh cua, manh cua
dung hang » dung thang, dung khang, dung dang
cua dung » cua dang, cua dong, qua dung
tuan bac » thanh bac, xuan bach, tuan bang
va tuan » van tuan, va quan, va toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sang) OR (chieu xanh)) - canh tranh cua dung hang va tuan bac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sang) OR (chieu xanh)) - canh tranh cua dung hang va tuan bac*".