Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » thong thong, phong chong, cong cong
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh cua » doanh cua, manh cua
tong cong » cong cong, dung cong, dang cong
dan than » dan chan, ban than, van than
than man » than ma, thanh san, tran manh

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - canh tranh cua ((thong cong) OR (((tong cong) OR (trong cong)))) dan than man~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - canh tranh cua ((thong cong) or (((tong cong) OR (trong cong)))) dan than man~".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - canh tranh cua ((thong cong) or (((tong cong) OR (trong cong)))) dan than man*.