Perhaps you should try some spelling variations:
trien thuoc » trien thuc, trien thuong, tin thuoc
hoc chuyen » khong chuyen
thuoc sach » hoc sach, nuoc sach, thuat sach
tren hoc » truyen hoc, trung hoc, triet hoc
dan dung » van dung, tin dung, ap dung
dung xay » dang xay, dung may, dung tay
xay tinh » may tinh, xa tinh, tay tinh
su sach » so sach
vu sach » vu bach, vu khach
sach ha » sach nha, sach han, sach xa
ha dan » hoa dan, hat dan, ha dang

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) or (vu sach)) tren hoc chuyen đe ky thuat: trien thuoc sach ha dan dung xay tinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) tren hoc chuyen đe ky thuat: trien thuoc sach ha dan dung xay tinh.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) tren hoc chuyen đe ky thuat: trien thuoc sach ha dan dung xay tinh*.