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
cong luan » tong luan, cong tuan, dong luan
ho chieu » theo chieu, hoc thieu, doi chieu
hanh ban » thanh ban, hang ban, hanh han
hanh san » thanh san, khach san, thanh son

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 luan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((hanh ban) OR (hanh san)) cua thong cong luan van ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hanh ban) or (hanh san)) cua thong cong luan van ban*.