Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
sach tin » sach tien, sach kinh, sach tren
cong may » cong xay, cong ma, cong hay
may minh » may tinh, mai minh, van minh
tu sach » thu sach, su sach, te sach
tin hoc » sinh hoc
ha phan » hoa phan, hai phan, ha pha
va phan » van phan, va phat, va phap
thuc » thu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach tin hoc chuyen đe ky thuat: kien thuc hanh ((ha phan) OR (va phan)) cong may minh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach tin hoc chuyen đe ky thuat: kien thuc hanh ((ha phan) OR (va phan)) cong may minh".
• Adding a wildcard symbol may retrieve word variants: tu sach tin hoc chuyen đe ky thuat: kien thuc hanh ((ha phan) OR (va phan)) cong may minh*.