Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
doi chieu » doi chi, ho chieu, mot chieu
doc hieu » toc thieu, hoc thieu, hoc hien
cua dong » chua dong, cua cong, cua nong
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
ca ban » cua ban, can ban, cac ban

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) OR (doc hieu)) sach - thanh thuong ((cua dong) or (cua dang)) cong dan ca ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doc hieu)) sach - thanh thuong ((cua dong) OR (cua dang)) cong dan ca ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (doc hieu)) sach - thanh thuong ((cua dong) or (cua dang)) cong dan ca ban".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (doc hieu)) sach - thanh thuong ((cua dong) or (cua dang)) cong dan ca ban*.