Perhaps you should try some spelling variations:
thanh trung » thanh tung
mot chieu » doi chieu
trung cac » truong cac, trung cap, trong cac
dang cong » dung cong
hanh luat » nganh luat, hang luan, dan luat
ho chieu » theo chieu, hoc thieu, doi chieu
cac dang » cao dang, cac dan, cac cong
cong ban » cong bang, cong san, cong tan
hanh lam » thanh lap, hanh kem, hanh va

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) or (mot chieu)) sach - thanh trung cac dang cong ban ((hanh luat) OR (hanh lam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (mot chieu)) sach - thanh trung cac dang cong ban ((hanh luat) OR (hanh lam)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (mot chieu)) sach - thanh trung cac dang cong ban ((hanh luat) OR (hanh lam))".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (mot chieu)) sach - thanh trung cac dang cong ban ((hanh luat) OR (hanh lam))*.