Perhaps you should try some spelling variations:
kien thuoc » kien thuc, bien thuoc, trien thuoc
hoc chuyen » khong chuyen
thuoc bach » thuoc sach, thuoc ban, truc bach
sach tien » sach tren, sach thieu
phan dang » phan dau, nhan dan, phan ung
phan cong » thanh cong
may trinh » may tinh, lap trinh, quy trinh
tien hoc » tin hoc, tien hoa, dien hoc
bach hoa » bach khoa, bach ha, cach hoan
su sach » so sach, vu sach

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 tien hoc chuyen đe ky thuat: kien thuoc bach hoa ((phan dang) OR (phan cong)) may trinh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach tien hoc chuyen đe ky thuat: kien thuoc bach hoa ((phan dang) OR (phan cong)) may trinh".
• Adding a wildcard symbol may retrieve word variants: su sach tien hoc chuyen đe ky thuat: kien thuoc bach hoa ((phan dang) OR (phan cong)) may trinh*.