Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chinh sua » chinh su, chinh cua, chinh luan
sua thong » suat thong, xuat thong, suat trong
thong van » trong van, thong va, thong quan
van khanh » van thanh, van hanh, van anh
khanh ca » thanh ca, khanh hoa, khanh tra

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((chieu sach) or (cchieu sach)) - hanh chinh sua thong thong van khanh ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((chieu sach) OR (cchieu sach)) - hanh chinh sua thong thong van khanh ca.
• Adding a wildcard symbol may retrieve word variants: doc ((chieu sach) or (cchieu sach)) - hanh chinh sua thong thong van khanh ca*.