Perhaps you should try some spelling variations:
hanh tang » hanh trang, anh tang, hanh mang
chu bang » thu bang, chu quang, chu trang
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
toan ban » van ban
tang va » trang va, tang van, thang va
va dang » van dang, va nang, va lang

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 nang) or (chu bang)) - hanh tang va dang ((cong tan) or (cong tac)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chuc nang) OR (chu bang)) - hanh tang va dang ((cong tan) OR (cong tac)) toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chuc nang) or (chu bang)) - hanh tang va dang ((cong tan) or (cong tac)) toan ban*.