Perhaps you should try some spelling variations:
theo chu » theo chieu, cho chu, chao chu
anh tang » anh bang, anh dang, anh nang
cua bang » chua bang, cua dang, cua hang
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
cua chu » sua chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chu) or (cua chu)) sach - anh tang ((cua bang) or (cua ban)) cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chu) OR (cua chu)) sach - anh tang ((cua bang) OR (cua ban)) cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (cua chu)) sach - anh tang ((cua bang) or (cua ban)) cong dan toan cao*.