Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
thuc cach » thuoc sach, truoc cach, thuc hanh
thu sach » tu sach, thuat sach, thuoc sach
sach tin » sach tien, sach kinh, sach tren
cong may » cong xay, cong ma, cong hay
may minh » may tinh, mai minh, van minh
tin hoc » sinh hoc
va phan » van phan, va phap, hoa phan

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