Perhaps you should try some spelling variations:
chiet tach » chieu sach
cong thanh » dong thanh, cong trinh, cong tan
hanh dong » anh dong, ha dong
cua nhung » va nhung
ho chiet » ho chieu, ho thiet, hoc thiet
dong cua » dung cua, cong cua, huong cua
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - hanh dong cua nhung ((cong dan) or (cong thanh)) ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh dong cua nhung ((cong dan) OR (cong thanh)) ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh dong cua nhung ((cong dan) or (cong thanh)) ((toan cau) or (toan ban))*.