Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sach » chinh sach, chiet tach, chieu sang
hoc chieu » hoc thieu, ho chieu, hoc hien
hanh manh » hanh mang, lanh manh, hoang manh
cua nhung » va nhung
manh cua » doanh cua, ban cua
dang van » hoang van, hang va
dao van » do van
so van » su van, vo van

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 - hanh manh cua nhung cong ((((dao van) or (so van))) or (dang van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - hanh manh cua nhung cong ((((dao van) OR (so van))) OR (dang van)) ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh manh cua nhung cong ((((dao van) or (so van))) or (dang van)) ban*.