Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
thong cong » trong cong, tong cong, thong thong
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua thong » cua thuong, cua khong, cua tong
cong danh » cuong danh, cong dan, cong thanh
thanh cha » thanh ha, thanh nha, thanh phan
tinh cua » trinh cua, sinh cua, tinh chat
thanh ca » thanh cac, thanh ha, thanh va

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)) - hanh tinh cua thong cong danh ((thanh ca) or (thanh cha))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu sang)) - hanh tinh cua thong cong danh ((thanh ca) OR (thanh cha)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chieu sang)) - hanh tinh cua thong cong danh ((thanh ca) or (thanh cha))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chieu sang)) - hanh tinh cua thong cong danh ((thanh ca) or (thanh cha))*.