Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hanh tranh » hanh trinh, hanh trang, lanh tranh
nhung cong » dung cong, thong cong, hang cong
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
toan tap » toan ban

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 sach)) - ((hanh tranh) OR (canh tranh)) va nhung cong thanh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu sach)) - ((hanh tranh) OR (canh tranh)) va nhung cong thanh toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) or (chieu sach)) - ((hanh tranh) OR (canh tranh)) va nhung cong thanh toan tap".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (chieu sach)) - ((hanh tranh) OR (canh tranh)) va nhung cong thanh toan tap*.