Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, theo chu, thi chieu
trong tan » trong quan, trong cac, trong ca
ho chieu » hoc thieu, doi chieu, mot chieu
trung co » trung bo, trong co, truong cao
toan ban » van ban
co dung » co duong, cao dung, co dong

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 (ho chieu)) sach - thanh trung co dung trong tan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) sach - thanh trung co dung trong tan ((toan tap) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (ho chieu)) sach - thanh trung co dung trong tan ((toan tap) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (ho chieu)) sach - thanh trung co dung trong tan ((toan tap) or (toan ban))*.