Perhaps you should try some spelling variations:
phau thong » khau thong, phan thong, phan thuong
thuoc cang » thuoc cong, thuoc dang, thuoc bang
thuoc cach » thuoc sach, thuc cach, truoc cach
phap thong » phap phong, phap chong, pho thong
tai thuoc » tri thuoc, tac thuoc, tao thuoc
cang khoa » hang khoa, dang khoa, vang khoa
khoa phau » hoa phan, khoa kham, khoa than
bai thuoc » ban thuoc, bai hoc, cay thuoc
cach khoa » bach khoa, cac khoa, cac khoan
khoa phap » khoan phai, khong phap, hoa phan
sach tai » sach tham, sach dao, sach xa
sach bai » sach dao, cac bai, sach xa
su sach » so sach, vu sach
tu sach » thu sach, te sach, tu cach

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 tai thuoc cang khoa phau thong ) or ( tu sach bai thuoc cach khoa phap thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( su sach tai thuoc cang khoa phau thong ) OR ( tu sach bai thuoc cach khoa phap thong ))*.