Perhaps you should try some spelling variations:
cong thuong » hang thuong
thuong manh » thuong mach, thuong nganh, thuong mai
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh
manh toan » thanh toan, anh tuan, tinh toan
toan tap » toan ban

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: theo ((chieu xanh) OR (chieu sach)) - ((hanh trinh) OR (hanh chinh)) cua cong thuong manh toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (chieu sach)) - ((hanh trinh) OR (hanh chinh)) cua cong thuong manh toan tap~".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sach)) - ((hanh trinh) OR (hanh chinh)) cua cong thuong manh toan tap*.