Perhaps you should try some spelling variations:
phap thong » phap phong, phap chong, pho thong
doanh khoa » toan khoa
sanh nham » lanh nham, san pham, sach nha
khoa phap » khoa phau, khoan phai, khong phap
thu doanh » thu oanh, tri doanh, thu hoach
nham tuc » nham thuc, nham muc, pham thuc
cac khoa » cac khoan, cac khoi, dac khoa
sanh thi » anh thi, oanh thi, nhanh thi
khoa hoc » hoa hoc
hoc hong » hoc huong, hoc khong, hoc cong
so sanh » do sanh
tuc cac » tu cac, tich cac

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 nham tuc cac khoa phap thong ) or ( so sanh thi thu doanh khoa hoc hong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( so sanh nham tuc cac khoa phap thong ) OR ( so sanh thi thu doanh khoa hoc hong )).
• Adding a wildcard symbol may retrieve word variants: (( so sanh nham tuc cac khoa phap thong ) or ( so sanh thi thu doanh khoa hoc hong ))*.