Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
thong cong » trong cong, tong cong, thong thong
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
van thanh » ban thanh, van tuan
tan toan » tan tran, tap toan, van toan
dan toan » van toan, dan than, manh toan

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: doi chieu xanh - hanh tranh cua thong cong ((((tan toan) OR (dan toan))) OR (van thanh)) cau~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh tranh cua thong cong ((((tan toan) or (dan toan))) or (van thanh)) cau*.