Perhaps you should try some spelling variations:
tham thuoc » pham thuoc, tham thuc, nha thuoc
thuoc sinh » hoc sinh, thu sinh, thuoc sach
sinh khong » tinh khong, sinh phong, thinh khong
phau thong » phap thong, khau thong, phan thong
sach tham » sach nha
thu thuat » phau thuat, thu hut
thuat san » thuat toan, thuat song, thuat lanh
khoa phau » hoa phan, khoa kham, khoa than
san khoa » toan khoa, hang khoa, da khoa
tu sach » thu sach, su sach, te sach
cac thu » cach thuc, cac thoi
su cac » tu cac, su cao, su can

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sach tham thuoc sinh khong _ thong ) or ( su cac thu thuat san khoa phau thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach tham thuoc sinh khong _ thong ) OR ( su cac thu thuat san khoa phau thong )).
• Adding a wildcard symbol may retrieve word variants: (( tu sach tham thuoc sinh khong _ thong ) or ( su cac thu thuat san khoa phau thong ))*.