Perhaps you should try some spelling variations:
phan xuong » phan cong
trung hoc » trung quoc
thuc bach » truc bach, thuc cach, thuoc sach
bach khoa » anh khoa
khoa phan » hoa phan, khoa than, khoa phau
xuong may » cuong ma, xuong nau, duong ma
may trinh » may tinh, lap trinh, quy trinh
tren hoc » truyen hoc, triet hoc, tren thuc
su sach » so sach, vu sach

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 ((tren hoc) OR (trung hoc)) chuyen đe ky thuat: kien thuc bach khoa phan xuong may trinh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ((tren hoc) OR (trung hoc)) chuyen đe ky thuat: kien thuc bach khoa phan xuong may trinh".
• Adding a wildcard symbol may retrieve word variants: su sach ((tren hoc) OR (trung hoc)) chuyen đe ky thuat: kien thuc bach khoa phan xuong may trinh*.