Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
cong thanh » dong thanh, cong trinh, truong thanh
canh manh » lanh manh, canh tranh, cach mang
manh cua » doanh cua, ban cua
cong tan » cong tac, cong san, cong ty
ban cau » bang cau, ban can, van cau

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)) - canh manh cua ban ((cong tan) OR (cong thanh)) ban cau~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - canh manh cua ban ((cong tan) or (cong thanh)) ban cau*.