Perhaps you should try some spelling variations:
doanh doanh » doanh hoan, doanh thanh, dong doanh
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hanh mang » nhanh mang, hanh trang, nhanh lang
mang luan » tang luan, hang luan, bang luan
luan cong » luat cong, luong cong, luan chung
toan » tran

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 - hanh mang luan cong dong ((doanh doanh) OR (toan doanh)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - hanh mang luan cong dong ((doanh doanh) OR (toan doanh)) cau".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh mang luan cong dong ((doanh doanh) OR (toan doanh)) cau*.