Perhaps you should try some spelling variations:
"so sanh nganh y thuat toan hoc" » "so anh ngan y thuat toan hoc", "so dang nganh y thuat toan hoc", "so sach ngan y thuat toan hoc", "so sanh nganh y thuat toan khoa", "so sanh nganh y thuat van hoc", "so sanh nganh y thuat hoa hoc", "do sanh nganh y thuat toan hoc", "so sanh nganh ky thuat toan hoc", "so sanh nganh my thuat toan hoc", "so sanh nganh kxy thuat toan hoc"
"so sach manh xay thuat toan hoc" » "so sach danh xay thuat toan hoc", "so sach tranh xay thuat toan hoc", "so cach mang xay thuat toan hoc", "so sach manh ky thuat toan hoc", "so sach manh my thuat toan hoc", "so sach manh va thuat toan hoc", "so sach manh xay thuat toan khoa", "so sach manh xay thuat van hoc", "so sach manh xay thuat hoa hoc", "so sach nganh xay thuat toan hoc", "so sach van xay thuat toan hoc", "so sach dang xay thuat toan hoc", "so sach manh xaky thuat toan hoc", "so sach manh xamy thuat toan hoc", "so sach manh xakxy thuat toan hoc", "bo sach manh xay thuat toan hoc", "co sach manh xay thuat toan hoc", "hoc sach manh xay thuat toan hoc"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("so sanh nganh y thuat toan hoc") OR ("so sach manh xay thuat toan hoc"))~.
• Removing quotes may allow a broader search: (( so sanh nganh y thuat toan hoc ) or ( so sach manh xay thuat toan hoc ))~.
• Adding a wildcard symbol may retrieve word variants: (("so sanh nganh y thuat toan hoc") or ("so sach manh xay thuat toan hoc"))*.