Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
khoa phan » khoa than, khoa phau, khoan phai
hay trinh » hanh trinh, may tinh, lap trinh
sach tin » sach tien, sach kinh, sach tren
thuc anh » thuc hanh, thuy anh, thu anh
hoa phan » hoa dan, co phan
cung hay » cong hay, cung may, chung han
tu sach » thu sach, su sach, te sach
tin hoc » sinh hoc

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 anh ((khoa phan) or (hoa phan)) cung hay trinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tin hoc chuyen đe ky thuat: kien thuc anh ((khoa phan) OR (hoa phan)) cung hay trinh.
• Adding a wildcard symbol may retrieve word variants: tu sach tin hoc chuyen đe ky thuat: kien thuc anh ((khoa phan) or (hoa phan)) cung hay trinh*.