Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
khang cong » hang cong, thanh cong, dang cong
cong doan » cong dan, cong hoan, dong doanh
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu han, chu van
hanh han » hanh nhan, hanh phan, hanh san
doan van » doan va, hoang van, luan van
han doi » hang doi, hoan doi, hat doi

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 (chu manh))) or (chieu sach)) - hanh han doi khang cong doan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((((chu xanh) OR (chu manh))) OR (chieu sach)) - hanh han doi khang cong doan van ban.
• Adding a wildcard symbol may retrieve word variants: chao ((((chu xanh) or (chu manh))) or (chieu sach)) - hanh han doi khang cong doan van ban*.