Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
dang cong » dung cong
cong vang » cong lang, cong quang, cong ngang
thanh cau » thanh chau, nhanh cau, thanh ca
thanh mau » hanh mau, thanh san, thanh hai
tam dang » nam dang, tam dan, tran dang

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) or (hoc thieu)) sach - thanh trung tam dang cong vang ((thanh cau) OR (thanh mau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) sach - thanh trung tam dang cong vang ((thanh cau) OR (thanh mau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (hoc thieu)) sach - thanh trung tam dang cong vang ((thanh cau) OR (thanh mau))".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) sach - thanh trung tam dang cong vang ((thanh cau) OR (thanh mau))*.