Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
luan thong » luan phong, luan tuong, luat thong
thong mang » thong quang, thong minh, thong van
hanh dung » thanh dung, anh dung, hanh dong
mang toan » manh toan, dang toan, mang thang
toan ban » van ban
thi anh » thi hanh, thi thanh, thich anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sach) or (thi anh)) - hanh dung luan thong thong mang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (thi anh)) - hanh dung luan thong thong mang toan ban.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (thi anh)) - hanh dung luan thong thong mang toan ban*.