Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
sach dien » mach dien, sach tien, dich dien
kien truc » kien thuc
dien hoc » dien hoa, khien hoc, tin hoc
dang may » mang may, dang xay, dang mau
dung may » dung va, dung tai, mang may
su sach » so sach, vu sach
bach ha » bac ha, bich ha, sach ha
ha phan » hoa phan, hai phan, va phan

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 dien hoc chuyen đe ky thuat: kien truc bach ha phan ((dang may) or (dung may)) trinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach dien hoc chuyen đe ky thuat: kien truc bach ha phan ((dang may) OR (dung may)) trinh.
• Adding a wildcard symbol may retrieve word variants: su sach dien hoc chuyen đe ky thuat: kien truc bach ha phan ((dang may) or (dung may)) trinh*.