Perhaps you should try some spelling variations:
"vu sach nghe noi gioi ban thong minh" » "vu sach nghe noi gioi ban thong tin", "vu sach nghe noi gioi ban hoang minh", "vu sach nghiep noi gioi ban thong minh", "vu sach nha noi gioi ban thong minh", "vu anh nghe noi gioi ban thong minh", "vu sach nghe noi gioi ban trong minh", "vu sach nghe noi gioi ban tuong minh", "vu sach nghe noi gioi ban tong minh", "vu sach nghe hoa gioi ban thong minh", "vu sach ghep noi gioi ban thong minh", "vu sach nghe vi gioi ban thong minh", "vu sach nghe loi gioi ban thong minh", "vu sach nghe moi gioi ban thong minh", "vu sach nghe ngoi giai ban thong minh", "vu sach nghe noi gioi van thong minh", "vu sach nghe noi gioi bon thong minh", "vu sach nghe noi gioi can thong minh", "vu bach nghe noi gioi ban thong minh", "vu khach nghe noi gioi ban thong minh"
"su sach cua le nguoi benh kho minh" » "su mach cua le nguoi benh kho minh", "su cach cua le nguoi benh kho minh", "su sac cua le nguoi benh kho minh", "su sach cua ly nguoi benh kho minh", "su sach cua lam nguoi benh kho minh", "su sach cua den nguoi benh kho minh", "su sach cua le nguoi benh khong minh", "su sach cua le nguoi benh phoi minh", "su sach cua le nguoi benh hoc minh", "su sach cua le nguoi benh khoa minh", "su sach cua le nguoi benh cho minh", "su sach cua le nguoi benh kho tinh", "so sach cua le nguoi benh kho minh", "su sach cua te nguoi benh kho minh", "su sach cua he nguoi benh kho minh"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("vu sach nghe noi gioi ban thong minh") or ("su sach cua le nguoi benh kho minh"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("vu sach nghe noi gioi ban thong minh") OR ("su sach cua le nguoi benh kho minh")).
• Removing quotes may allow a broader search: (( vu sach nghe noi gioi ban thong minh ) or ( su sach cua le nguoi benh kho minh )).
• Adding a wildcard symbol may retrieve word variants: (("vu sach nghe noi gioi ban thong minh") or ("su sach cua le nguoi benh kho minh"))*.