Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
kien truc » kien thuc
sach han » sach tham, sach danh, sach nang
bach hoa » bach khoa, bach ha, cach hoan
ban dung » van dung, dan dung, lan dung
dung may » dung va, dung tai, mang may
hoa ban » hoa dan, hoa van, hoa han
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: thu ((sach han) or (sach kinh)) hoc chuyen đe ky thuat: kien truc bach hoa ban dung may tinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach han) OR (sach kinh)) hoc chuyen đe ky thuat: kien truc bach hoa ban dung may tinh.
• Adding a wildcard symbol may retrieve word variants: thu ((sach han) or (sach kinh)) hoc chuyen đe ky thuat: kien truc bach hoa ban dung may tinh*.