Perhaps you should try some spelling variations:
kham thong » khap thong, khau thong, pham thuong
thuoc dach » thuoc dang
thuoc sach » hoc sach, nuoc sach, thuat sach
phan thong » phan thuong, phan hong, phan tong
thuoc dac » thuoc dang, thuc dan, thuc day
bai thuoc » ban thuoc, bai hoc, cay thuoc
dach khoa » bach khoa, dac khoa, dich khoa
khoa kham » kho khan, khoa than
thuc bach » truc bach, thuc cach, thuc hanh
sach tai » sach bai, sach tham, sach dao
tai thuc » thai thuc, tri thuc, dai thuc
bach hoa » bach khoa, bach ha, cach hoan
hoa phan » hoa dan, co phan
dac bai » cac bai, dao bai, dap bai

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thuoc dac bai thuoc dach khoa kham thong ) or ( thuoc sach tai thuc bach hoa phan thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thuoc dac bai thuoc dach khoa kham thong ) OR ( thuoc sach tai thuc bach hoa phan thong ))*.