Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, nhieu tang
nhung cong » dung cong, thong cong, hang cong
hieu lang » hieu quang, nhieu tang, hieu van
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cac » nhan cach, phan dau, phan lap

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 xanh) OR (chieu sang))) or (hieu lang)) - canh tranh cua nhung cong dan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((((chieu xanh) OR (chieu sang))) OR (hieu lang)) - canh tranh cua nhung cong dan phan cac*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((((chieu xanh) OR (chieu sang))) or (hieu lang)) - canh tranh cua nhung cong dan phan cac*".