Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
luan thong » luan phong, luan tuong, luat thong
thong cong » trong cong, tong cong, thong thong
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((dieu hanh) or (chieu sach)) - hanh tang luan thong cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((dieu hanh) OR (chieu sach)) - hanh tang luan thong cong dan toan tap.
• Adding a wildcard symbol may retrieve word variants: ho ((dieu hanh) or (chieu sach)) - hanh tang luan thong cong dan toan tap*.