Perhaps you should try some spelling variations:
kien truc » kien thuc
phan cung » phan cong, phan ung, phan xuong
dien hoc » khien hoc, tin hoc, lieu hoc
bach hoa » bach khoa, bach ha, cach hoan
hoa phan » hoa dan, co phan
cung may » dung may, cong may, cung hay
tu hach » tu hanh, tu cach, tu sach
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 hach ((dien hoc) OR (dien hoa)) chuyen đe ky thuat: kien truc bach hoa phan cung may tinh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu hach ((dien hoc) OR (dien hoa)) chuyen đe ky thuat: kien truc bach hoa phan cung may tinh".
• Adding a wildcard symbol may retrieve word variants: tu hach ((dien hoc) OR (dien hoa)) chuyen đe ky thuat: kien truc bach hoa phan cung may tinh*.