Perhaps you should try some spelling variations:
xuan phuong » luan phuong, xuan huong, xuat phuong
sanh thien » sach thieu, hanh thiet, manh tien
thuat dinh » thuat kinh, thuat hinh, thuan dinh
phan thong » phan thuong, phan hong, phan tong
sach tren » sach tien, sach tranh
tren thuc » trien thuc, tron thuc, trinh thuc
hanh khoa » hang khoa, anh khoa, hanh hoa
khoa xuan » khoa luan, khoa quan, khoan quan
so sanh » do sanh
dinh co » dinh cao, dinh so, dinh cu
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: (( so sanh thien thuat dinh co phan thong ) or ( su sach tren thuc hanh khoa xuan phuong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( so sanh thien thuat dinh co phan thong ) OR ( su sach tren thuc hanh khoa xuan phuong )).
• Adding a wildcard symbol may retrieve word variants: (( so sanh thien thuat dinh co phan thong ) or ( su sach tren thuc hanh khoa xuan phuong ))*.