Perhaps you should try some spelling variations:
hanh tang » hanh trang, anh tang, hanh mang
theo chu » theo chieu, cho chu, chao chu
chu bang » thu bang, chuc nang, chu quang
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
tang va » trang va, tang van, thang va
va tong » va thong, va tuong, va trong

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 bang - hanh tang va tong ((cong dan) OR (cong san)) ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu bang - hanh tang va tong ((cong dan) OR (cong san)) ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu bang - hanh tang va tong ((cong dan) OR (cong san)) ((toan cau) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: theo chu bang - hanh tang va tong ((cong dan) OR (cong san)) ((toan cau) or (toan ban))*.