Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
thanh hung » thanh huong, thanh tung, thanh trung
hanh dung » thanh dung, anh dung, hanh dong
dung cong » dung trong
cong danh » cuong danh, cong dan, cong thanh
danh phan » doanh phan, danh nhan, danh phap
tay dung » xay dung, tac dung, tay nung

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 sach - ((thanh hung) or (hanh dung)) tay dung cong danh phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - ((thanh hung) OR (hanh dung)) tay dung cong danh phan tu.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ((thanh hung) or (hanh dung)) tay dung cong danh phan tu*.