Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
nhung cong » dung cong, thong cong, hang cong
hang hang » nang hang, cang thang, hung thang
cua nhung » va nhung
hang cua » mang cua, hang ca, huong cua
cong dan » cong san, cong tan, huong dan
than cao » toan cao, than cap, than sao
thai cao » tai cao, thoai cac, thuat cao

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) or (chieu sang)) - hang hang cua nhung cong dan ((than cao) OR (thai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu sang)) - hang hang cua nhung cong dan ((than cao) OR (thai cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chieu sang)) - hang hang cua nhung cong dan ((than cao) OR (thai cao))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chieu sang)) - hang hang cua nhung cong dan ((than cao) OR (thai cao))*.