Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
phan xuong » phan cong
xuong may » cuong ma, xuong nau, duong ma
sach tin » sach tien, sach kinh, sach tren
anh khoa » doanh khoa, hang khoa
tu sach » thu sach, su sach, te sach
tin hoc » sinh hoc
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 hoc chuyen đe ky thuat: kien thuc ((bach khoa) OR (anh khoa)) phan xuong may tinh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach tin hoc chuyen đe ky thuat: kien thuc ((bach khoa) OR (anh khoa)) phan xuong may tinh".
• Adding a wildcard symbol may retrieve word variants: tu sach tin hoc chuyen đe ky thuat: kien thuc ((bach khoa) OR (anh khoa)) phan xuong may tinh*.