Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
khoa than » khoa luan, hoa thai, hoa tan
sach tin » sach tien, sach tren, sach han
thuc anh » thuc hanh, thuy anh, thu anh
anh khoa » doanh khoa, hang khoa
than ung » than uong, phan ung, han ung
ung may » dung may, cung may, mang may
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach tin) or (sach kinh)) hoc chuyen đe ky thuat: kien thuc anh khoa than ung may tinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach tin) OR (sach kinh)) hoc chuyen đe ky thuat: kien thuc anh khoa than ung may tinh.
• Adding a wildcard symbol may retrieve word variants: su ((sach tin) or (sach kinh)) hoc chuyen đe ky thuat: kien thuc anh khoa than ung may tinh*.