Perhaps you should try some spelling variations:
hoc chuyen » khong chuyen
phan xuong » phan cong
khoa phan » hoa phan, khoa than, khoa phau
sach tin » sach tien, sach kinh, sach tren
thuc anh » thuc hanh, thuy anh, thu anh
anh khoa » doanh khoa, hang khoa
su sach » so sach, vu sach
tin hoc » sinh hoc
my dinh » me dinh, quy dinh, mai dinh
my linh » me linh

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 tin hoc chuyen đe ky thuat: kien thuc anh khoa phan xuong ((my dinh) or (my linh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach tin hoc chuyen đe ky thuat: kien thuc anh khoa phan xuong ((my dinh) OR (my linh)).
• Adding a wildcard symbol may retrieve word variants: su sach tin hoc chuyen đe ky thuat: kien thuc anh khoa phan xuong ((my dinh) or (my linh))*.