Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
sach tren » sach tien, sach tranh
thuc bach » thuc cach, thuoc sach, thuc hanh
phan cong » thanh cong
thu sach » tu sach, thuat sach, thuoc sach
tren hoc » truyen hoc, trung hoc, triet hoc
hoa phan » hoa dan, co phan
cong van » cong vang, cong san, song van
minh » dinh

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 tren hoc chuyen đe ky thuat: kien ((thuc bach) OR (truc bach)) hoa phan cong van minh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach tren hoc chuyen đe ky thuat: kien ((thuc bach) OR (truc bach)) hoa phan cong van minh".
• Adding a wildcard symbol may retrieve word variants: thu sach tren hoc chuyen đe ky thuat: kien ((thuc bach) OR (truc bach)) hoa phan cong van minh*.