Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
chiet tach » chieu sach
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
bang thanh » ban thanh, dang thanh, tang thanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong bang » cuong bang, dong bang, hong bang
thanh cau » thanh chau, thanh mau, nhanh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sang) or (chiet tach)) - hanh tranh cua nhung cong bang thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chiet tach)) - hanh tranh cua nhung cong bang thanh cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chiet tach)) - hanh tranh cua nhung cong bang thanh cau*.