Perhaps you should try some spelling variations:
tham thuoc » pham thuoc, tham thuc, nha thuoc
thay tuong » thay trong, thao duong, tai tuong
sach tham » sach nha
thuoc anh » thuoc thanh, thuoc dang, thuoc sach
pho thong » he thong
cach khoa » bach khoa, cac khoa, cac khoan
khoa thay » khoa than, khoa thuy, khoe thay
anh khoa » doanh khoa, hang khoa
khoa pho » khoa phu, khoa khoa, khoa phau
cuc cach » cuoc cach, cac cach, cuu cach
so sach » so sanh, bo sach, co sach
cac tai » cao tai, cac bai, cac dai

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( so sach tham thuoc anh khoa pho thong ) or ( tu cac tai cuc cach khoa thay tuong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( so sach tham thuoc anh khoa pho thong ) OR ( tu cac tai cuc cach khoa thay tuong )).
• Adding a wildcard symbol may retrieve word variants: (( so sach tham thuoc anh khoa pho thong ) or ( tu cac tai cuc cach khoa thay tuong ))*.