Perhaps you should try some spelling variations:
"su lanh dao le gioi cong chuong trinh" » "su lanh dao le gioi cong cong trinh", "su lanh dao le gioi cong thuong trinh", "su lanh dao le gioi cong chung trinh", "su lanh dao le gioi cong huong trinh", "su lanh dao le gioi dong chuong trinh", "su lanh dao le gioi song chuong trinh", "su lanh dao le nguoi cong chuong trinh", "su anh dao le gioi cong chuong trinh", "tu lanh dao le gioi cong chuong trinh", "su thanh dao le gioi cong chuong trinh", "su lanh dao le giai cong chuong trinh", "su lanh dao ve gioi cong chuong trinh", "su lanh dao loi gioi cong chuong trinh", "su lanh do le gioi cong chuong trinh", "su lanh hao le gioi cong chuong trinh"
"te sach luan ve giai toan thong tin" » "te sach luyen ve giai toan thong tin", "te sach han ve giai toan thong tin", "te san luan ve giai toan thong tin", "te sach luan ve giai doan thong tin", "te sach luan ve giai toa thong tin", "te sach luan ve gioi toan thong tin", "toc sach luan ve giai toan thong tin", "te sach luat ve giai toan thong tin", "te sach luan va giai toan thong tin", "te sach quan ve giai toan thong tin", "te sach luan ve giao toan thong tin", "te sach luan de giai toan thong tin", "te sach luan ve giai toan trong tin", "te sach luan ve giai toan thong tinh"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("su lanh dao le gioi cong chuong trinh") or ("te sach luan ve giai toan thong tin"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("su lanh dao le gioi cong chuong trinh") OR ("te sach luan ve giai toan thong tin")).
• Removing quotes may allow a broader search: (( su lanh dao le gioi cong chuong trinh ) or ( te sach luan ve giai toan thong tin )).
• Adding a wildcard symbol may retrieve word variants: (("su lanh dao le gioi cong chuong trinh") or ("te sach luan ve giai toan thong tin"))*.