Perhaps you should try some spelling variations:
cang thang » cong thanh, dang thanh
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
hang hang » nang hang, hung thang, lang thang
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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) OR (cang thang)) cua nhung cong dan than cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((hang hang) OR (cang thang)) cua nhung cong dan than cao".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hang hang) OR (cang thang)) cua nhung cong dan than cao*.