Perhaps you should try some spelling variations:
thanh trung » thanh tung
cap phuong » cac phuong, cau phuong, tap phuong
hieu sach » chieu sach, hieu cach, hieu cac
dien sach » dien anh
trung cap » truong cao, trung tam
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((hieu sach) or (dien sach)) - thanh trung cap phuong ((cong dan) OR (cong san)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu sach) OR (dien sach)) - thanh trung cap phuong ((cong dan) OR (cong san)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((hieu sach) or (dien sach)) - thanh trung cap phuong ((cong dan) OR (cong san)) than cau".
• Adding a wildcard symbol may retrieve word variants: doc ((hieu sach) or (dien sach)) - thanh trung cap phuong ((cong dan) OR (cong san)) than cau*.