Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung cua » truong cua, trung tuan, trung cap
bang cong » dang cong, bang song, hang cong
tran chau » tranh chap, tran huu
doc hieu » toc thieu, hoc thieu, hoc hien
cua bang » chua bang, cua ban, cua dang
cong san » cong tac
san tran » tan tran, ban tran, dang tran

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (theo tieu)) xanh - thanh trung cua bang cong san tran chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (theo tieu)) xanh - thanh trung cua bang cong san tran chau.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (theo tieu)) xanh - thanh trung cua bang cong san tran chau*.