Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
hanh trinh » canh tranh, hanh chinh
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
hanh sinh » hanh tinh, hanh dinh, hinh sinh
ca thuong » cao thuong, cua thuong, va thuong
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
toan ban » van 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 - ((hanh sinh) or (hanh trinh)) ca thuong cong dan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((hanh sinh) OR (hanh trinh)) ca thuong cong dan ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((hanh sinh) or (hanh trinh)) ca thuong cong dan ((toan cau) or (toan ban))*.