Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
vien nganh » vien thanh
hang trong » hoang trong, thang trong, lang trong
chinh cap » chinh ca, chinh can, chinh cau
trong van » trong cac
cap hang » cap hoang, cap bang, cap han
van van » tan van, san van, van vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu sach) or (vien nganh)) - hanh chinh cap hang trong van van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (vien nganh)) - hanh chinh cap hang trong van van ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (vien nganh)) - hanh chinh cap hang trong van van ban*.