Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chiet tach, chieu sang, chieu xanh
nhung tong » nhung tuong, nhung cong, nhung bong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
tong doan » cong doan, long doan, tong don
doan phan » doanh phan, toan phan, dan phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sach) or (chinh sach)) - thanh trung cua nhung tong doan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chinh sach)) - thanh trung cua nhung tong doan phan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chinh sach)) - thanh trung cua nhung tong doan phan cau*.