Perhaps you should try some spelling variations:
chuong chuyen » cuong chuyen, huong chuyen, khong chuyen
tien chuong » thien chuong, tieng chuong, vien chuong
sach tien » sach tren, sach thieu
thuc cach » thuoc sach, truoc cach, thuc hanh
cach khoa » bach khoa, cac khoa, cac khoan
phan cung » phan cong, phan xuong, phan quang
phan ung » phan xuong, phan cong
tu sach » thu sach, su sach, te sach
tinh » trinh, dinh, minh

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 tien chuong chuyen đe ky thuat: kien thuc cach khoa ((phan cung) or (phan ung)) may tinh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tien chuong chuyen đe ky thuat: kien thuc cach khoa ((phan cung) OR (phan ung)) may tinh.
• Adding a wildcard symbol may retrieve word variants: tu sach tien chuong chuyen đe ky thuat: kien thuc cach khoa ((phan cung) or (phan ung)) may tinh*.