Perhaps you should try some spelling variations:
hanh tung » thanh tung, manh tung, hanh dung
dang cong » dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man
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: ((ho chieu) or (toc thieu)) sach - ((hanh tung) or (hanh chinh)) va dang cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (toc thieu)) sach - ((hanh tung) OR (hanh chinh)) va dang cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (toc thieu)) sach - ((hanh tung) or (hanh chinh)) va dang cong dan than ban*.