Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong van » cong vang, cong san, song van
cong tac » cong ty
thong tu » phong tuc, thong tin, thong ke

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