Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
ho chieu » theo chieu, hoc thieu, doi chieu
hanh ban » thanh ban, hang ban, hanh han
hanh san » thanh san, khach san, thanh son
cong san » cong tac
san van » tan van, luan van, tran van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - ((hanh ban) OR (hanh san)) cua thong cong san van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((hanh ban) OR (hanh san)) cua thong cong san van ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hanh ban) OR (hanh san)) cua thong cong san van ban*.