Perhaps you should try some spelling variations:
thuoc hang » thuoc khang, thuoc dang, thuoc bang
phau thong » phap thong, khau thong, phan thong
thuoc sach » hoc sach, nuoc sach, thuat sach
thuat ban » thuat bai, thuat bao, thuat toan
hang khoa » dung khoa
khoa phau » hoa phan, khoa kham, khoa than
thuat san » thuat toan, thuat song, thuat lanh
nha thuoc » nha nuoc, nhan thuc, nha hoc
sach khoa » bach khoa, sach nha, anh khoa
va thuoc » va thuc, va thuong, cay thuoc
san nha » san nhat, ban nha, can nha
khoa he » hoa he, khoa hoc, khong he

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thuat ban va thuoc hang khoa phau thong ) or ( thuat san nha thuoc sach khoa he thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thuat ban va thuoc hang khoa phau thong ) OR ( thuat san nha thuoc sach khoa he thong )).
• Adding a wildcard symbol may retrieve word variants: (( thuat ban va thuoc hang khoa phau thong ) or ( thuat san nha thuoc sach khoa he thong ))*.