Perhaps you should try some spelling variations:
chuc danh » chuc nganh, thuc hanh, chuc nang
chua xang » chua nang, chuc nang, chua dong
hanh tang » hanh trang, anh tang, hanh mang
hang cong » dang cong, hang nong, bang cong
chu bang » thu bang, chuc nang, chu quang
cong san » cong tac
tang va » trang va, tang van, thang va
va hang » van hang, va nang, va lang
san van » tan van, luan van, tran van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chuc danh) or (((chua xang) or (chu bang)))) - hanh tang va hang cong san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc danh) OR (((chua xang) OR (chu bang)))) - hanh tang va hang cong san van ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chuc danh) or (((chua xang) or (chu bang)))) - hanh tang va hang cong san van ban*.