Perhaps you should try some spelling variations:
phau thong » phap thong, khau thong, phan thong
khap thong » phap thong, khau thong, khac thuong
sach pham » sach tham, sach phat, sach phap
pham thuc » phap thuc, pham chuc, nham thuc
khoa khap » khoa kham, khoa khac, kho khan
khoa phau » hoa phan, khoa kham, khoa than
thuc anh » thuc hanh, thuy anh, thu anh
anh khoa » doanh khoa, hang khoa
bai thuc » bai thuoc, bao thuc, dai thuc
thuc han » thuc hanh, thuc chan, thuc huan
han khoa » hang khoa, nhan khoa, san khoa
su sach » so sach, vu sach
ve cac » va cac, vien cac

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 pham thuc anh khoa khap thong ) or ( ve cac bai thuc han khoa phau thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( su sach pham thuc anh khoa khap thong ) OR ( ve cac bai thuc han khoa phau thong )).
• Adding a wildcard symbol may retrieve word variants: (( su sach pham thuc anh khoa khap thong ) or ( ve cac bai thuc han khoa phau thong ))*.