Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hang hang » nang hang, cang thang, hung thang
tong luan » tang luan, dung luan, hang luan
luan than » luan thanh, luan phan, luan han
ho chieu » theo chieu, hoc thieu, doi chieu
cua dang » cua ban
than ban » thanh ban, toan ban, than man

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