Perhaps you should try some spelling variations:
doanh khoa » toan khoa
hoc chuyen » khong chuyen
phan thong » phan thuong, phan hong, phan tong
sach dien » mach dien, sach tien, dich dien
hoc doanh » hoa doanh, hoc danh, hoc dan
khoa phan » hoa phan, khoa than, khoa phau
thu sach » tu sach, thuat sach, thuoc sach
dien hoc » dien hoa, khien hoc, tin hoc
kien hoc » khien hoc, kien hoa, kien thuc
xay dinh » xac dinh, xay dung, quy dinh

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 dien hoc chuyen đe ky thuat: kien hoc doanh khoa phan thong ((xay dinh) OR (xuan dinh))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach dien hoc chuyen đe ky thuat: kien hoc doanh khoa phan thong ((xay dinh) OR (xuan dinh))".
• Adding a wildcard symbol may retrieve word variants: thu sach dien hoc chuyen đe ky thuat: kien hoc doanh khoa phan thong ((xay dinh) OR (xuan dinh))*.