Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
trung cua » truong cua, trung tuan, trung cap
cong cong » cong dong, trong cong, dung cong
thanh bac » nhanh bac, thanh bai, thanh hai
cong san » cong tac

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 - thanh trung cua cong cong san ((thanh san) or (thanh bac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh trung cua cong cong san ((thanh san) OR (thanh bac)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh trung cua cong cong san ((thanh san) or (thanh bac))*.