Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
cua thuong » cua truong, cua phuong, ca thuong
hanh mang » nhanh mang, hanh trang, nhanh lang
cua thong » cua khong, cua tong, suat thong
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cap » khan cap, thanh lap, thanh cac

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) or (chinh sach)) - hanh mang ((cua thong) OR (cua thuong)) cong tac than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chinh sach)) - hanh mang ((cua thong) OR (cua thuong)) cong tac than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) or (chinh sach)) - hanh mang ((cua thong) OR (cua thuong)) cong tac than cap".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chinh sach)) - hanh mang ((cua thong) OR (cua thuong)) cong tac than cap*.