Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
hieu cach » hieu cac, chieu sach, hieu ca
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong san » cong tac
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, than cap

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 (((hieu cach) or (chieu sang)))) - hanh tranh cua nhung cong san than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (((hieu cach) OR (chieu sang)))) - hanh tranh cua nhung cong san than cao.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (((hieu cach) or (chieu sang)))) - hanh tranh cua nhung cong san than cao*.