Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
sach tren » sach tien, sach tranh
thuc cach » thuoc sach, truoc cach, thuc hanh
cach khoa » bach khoa, cac khoa, cac khoan
khoa phan » hoa phan, khoa than, khoa phau
phan cong » thanh cong
tren hoc » truyen hoc, trung hoc, triet hoc
tay tinh » may tinh, tay binh, thuy tinh
su sach » so sach, vu sach
xa tinh » va tinh, ha tinh, ca tinh

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 tren hoc chuyen đe ky thuat: kien thuc cach khoa phan cong ((tay tinh) or (xa tinh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tren hoc chuyen đe ky thuat: kien thuc cach khoa phan cong ((tay tinh) OR (xa tinh)).
• Adding a wildcard symbol may retrieve word variants: su sach tren hoc chuyen đe ky thuat: kien thuc cach khoa phan cong ((tay tinh) or (xa tinh))*.