Perhaps you should try some spelling variations:
lam thuoc » nam thuoc, am thuc, cay thuoc
hieu van » hieu va, thien van, lieu va
thuoc va » thuc va, thuoc ma, thuong va
tang ma » mang may, tang van
van lam » van nam
va nang » van nang, da nang, cam nang
nang va » nang van, hang va, nang ma
cua tre » cua te, cuu tre, cua triet
san ky » sang ky, van ky, ban ky
dan ky » van ky
va cua » va chua, via cua, ca cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu ((san ky) or (dan ky)) tang ma hoa. hieu van lam thuoc va nang va cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((san ky) OR (dan ky)) tang ma hoa. hieu van lam thuoc va nang va cua tre.
• Adding a wildcard symbol may retrieve word variants: vu ((san ky) or (dan ky)) tang ma hoa. hieu van lam thuoc va nang va cua tre*.