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
chinh chau » chinh cho, chinh phu, minh chau
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
chinh cau » chinh ca, chinh can, chinh tai
manh cua » doanh cua, ban cua
cong tan » cong tac, cong san, cong thanh

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