Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tang » hanh trang, anh tang, hanh mang
chu xanh » chu manh, chua xang, chuc danh
chu bang » thu bang, chuc nang, chu quang
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap
tang va » trang va, tang van, thang va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((((chu xanh) or (chu bang))) or (chieu xanh)) - hanh tang va thuong cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chu xanh) OR (chu bang))) OR (chieu xanh)) - hanh tang va thuong cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((((chu xanh) or (chu bang))) or (chieu xanh)) - hanh tang va thuong cong san toan cau*.