Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
phuong cau » huong cau, phuong cham, phuong cach
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong bang » cuong bang, dong bang, hong bang
cong ban » cong san, cong tan, cong dan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (chieu xanh)) - thanh trung cua nhung ((cong ban) OR (cong bang)) phuong cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu xanh)) - thanh trung cua nhung ((cong ban) OR (cong bang)) phuong cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) or (chieu xanh)) - thanh trung cua nhung ((cong ban) OR (cong bang)) phuong cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu xanh)) - thanh trung cua nhung ((cong ban) OR (cong bang)) phuong cau*.