Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
thanh dung » thanh duong, thanh tung, thanh hung
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
dung cua » dung luan, dung cho
ban phan » ban phap, ban than, ban nhan
van phan » van phong, van thanh, luan phan

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: ho ((chieu xanh) OR (chieu sang)) - thanh dung cua nhung cong ((ban phan) OR (van phan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu sang)) - thanh dung cua nhung cong ((ban phan) OR (van phan)) cau~".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - thanh dung cua nhung cong ((ban phan) OR (van phan)) cau*.