Perhaps you should try some spelling variations:
bang cong » dang cong, bang song, hang cong
theo chu » theo chieu, cho chu, chao chu
chu nang » chuc nang, chua nang, cuu nang
anh tang » anh bang, anh nang, anh sang
anh dang » anh dong, anh dung, anh bang
cua bang » chua bang, cua ban, cua dang
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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