Perhaps you should try some spelling variations:
phap thong » phap phong, phap chong, pho thong
thuc thuc » hoc thuc, thuc thai
khoa phap » khoa phau, khoan phai, khong phap
can thuc » dan thuc, van thuc, cay thuc
thuc anh » thuc hanh, thuy anh, thu anh
anh khoa » doanh khoa, hang khoa
sach tri » sach tai, sach tren, sach truc
te sach » toc sach
ve bach » ve cach, vu bach, vi bach
tu can » tu ban, tu cac, thu canh
tri ve » tri va, tri le, trinh ve

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu can thuc thuc anh khoa phap thong ) OR ( te sach tri ve bach khoa phap thong ))~.
• Adding a wildcard symbol may retrieve word variants: (( tu can thuc thuc anh khoa phap thong ) or ( te sach tri ve bach khoa phap thong ))*.