Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
khoa thanh » khoan thanh, khoa than, hoa thanh
thanh dung » thanh duong, thanh tung, thanh hung
sach tien » sach tren, sach thieu
thuc bach » truc bach, thuc cach, thuoc sach
bach khoa » anh khoa
sach tin » sach kinh, sach tren, sach han
dung may » dung va, dung tai, 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: tu ((sach tin) OR (sach tien)) hoc chuyen đe ky thuat: kien thuc bach khoa thanh dung may tinh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach tin) OR (sach tien)) hoc chuyen đe ky thuat: kien thuc bach khoa thanh dung may tinh".
• Adding a wildcard symbol may retrieve word variants: tu ((sach tin) OR (sach tien)) hoc chuyen đe ky thuat: kien thuc bach khoa thanh dung may tinh*.