Perhaps you should try some spelling variations:
chiet tach » chieu sach
xanh hanh » danh thanh, ban hanh, van hanh
hang cong » dang cong, hang nong, bang cong
chu xanh » chu manh, chieu xanh, chua xang
cong dan » cong san, cong tan, huong dan
hanh va » hang va, hanh vi
va hang » van hang, va nang, va lang
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu xanh) or (((chinh sach) or (chiet tach)))) - xanh hanh va hang cong dan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu xanh) OR (((chinh sach) OR (chiet tach)))) - xanh hanh va hang cong dan van ban.
• Adding a wildcard symbol may retrieve word variants: chao ((chu xanh) or (((chinh sach) or (chiet tach)))) - xanh hanh va hang cong dan van ban*.