Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
nhung cong » dung cong, thong cong, hang cong
tran chau » tranh chap, tran huu
cong san » cong tac
san tran » tan tran, ban tran, dang tran
luat » luan, xuat

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 (chieu sang)) - hanh ((trinh luat) or (tinh chat)) nhung cong san tran chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu sang)) - hanh ((trinh luat) OR (tinh chat)) nhung cong san tran chau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) OR (chieu sang)) - hanh ((trinh luat) or (tinh chat)) nhung cong san tran chau".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) OR (chieu sang)) - hanh ((trinh luat) or (tinh chat)) nhung cong san tran chau*.