Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
sach sinh » sach kinh, sach danh, sach song
thuc cach » thuoc sach, truoc cach, thuc hanh
cach khoa » bach khoa, cac khoa, cac khoan
khoa phan » hoa phan, khoa than, khoa phau
phan cong » thanh cong
xay tinh » xa tinh, tay tinh, xuan tinh
tu sach » thu sach, su sach, te sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach sinh hoc chuyen đe ky thuat: kien thuc cach khoa phan cong ((xay tinh) OR (may tinh))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach sinh hoc chuyen đe ky thuat: kien thuc cach khoa phan cong ((xay tinh) OR (may tinh))".
• Adding a wildcard symbol may retrieve word variants: tu sach sinh hoc chuyen đe ky thuat: kien thuc cach khoa phan cong ((xay tinh) OR (may tinh))*.