Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
kien truc » kien thuc
phan cung » phan cong, phan xuong, phan quang
dien hoc » dien hoa, khien hoc, tin hoc
phan ung » phan xuong, phan cong
tu mach » tu cach, tu manh, tu hach
bach ha » bac ha, bich ha, sach ha
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 mach dien hoc chuyen đe ky thuat: kien truc bach ha ((phan cung) or (phan ung)) may tinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu mach dien hoc chuyen đe ky thuat: kien truc bach ha ((phan cung) OR (phan ung)) may tinh.
• Adding a wildcard symbol may retrieve word variants: tu mach dien hoc chuyen đe ky thuat: kien truc bach ha ((phan cung) or (phan ung)) may tinh*.