Perhaps you should try some spelling variations:
thuoc bach » thuoc sach, thuoc ban, truc bach
kham thong » khap thong, khau thong, pham thuong
thuc cach » thuoc sach, truoc cach, thuc hanh
cach hoat » cac hoat, cach hoan, tich hoat
hoat phan » hoa phan, thuat phan, hoc phan
phan cong » thanh cong
nha thuoc » nha nuoc, nhan thuc, nha hoc
bach khoa » anh khoa
khoa kham » kho khan, khoa than
thu sach » tu sach, thuat sach, thuoc sach
sach dao » lanh dao
dao thuc » dan thuc, dao tuc, do thuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( thu sach dao thuc cach hoat phan cong ) or ( thu sach nha thuoc bach khoa kham thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu sach dao thuc cach hoat phan cong ) OR ( thu sach nha thuoc bach khoa kham thong )).
• Adding a wildcard symbol may retrieve word variants: (( thu sach dao thuc cach hoat phan cong ) or ( thu sach nha thuoc bach khoa kham thong ))*.