Perhaps you should try some spelling variations:
sach nganh » sach tranh, cac nganh, sach danh
sach ngan » sach ngon, sach nha, sach han
thu sach » thuat sach, thuoc sach, thu hoach
nganh ky » nganh y, nganh xay, hanh ky
tu sach » su sach, te sach, tu cach
y huyet » ly huyet, ly thuyet, cay huyet
hoc hoi » hoc khoi, hoc hoa, hoc noi
ngan y » nganh y, nhan y, ngan hay
toan » tran

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thu sach nganh ky thuat toan khoa ) or ( tu sach ngan y huyet hoc hoi ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu sach nganh ky thuat toan khoa ) OR ( tu sach ngan y huyet hoc hoi )).
• Adding a wildcard symbol may retrieve word variants: (( thu sach nganh ky thuat toan khoa ) or ( tu sach ngan y huyet hoc hoi ))*.