Perhaps you should try some spelling variations:
lam thuoc » nam thuoc, am thuc, cay thuoc
chua tre » chua tri, cua tre, chua trieu
thuoc va » thuc va, thuoc ma, thuong va
hieu van » hieu va, thien van, lieu va
thi hang » thi hanh, thi nang, thi hong
thu hang » thuc hanh, thu huong, thu trang
xay hoi » xa hoi, tay hoi, cay phoi
van lam » van nam
va lang » va nang, hoa lang
lang va » lang van, hang va, lang ha
va chua » vua chua, ca chua, va chu
te sach » toc sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((thu hang) OR (thi hang)) xay hoi. hieu van lam thuoc va lang va chua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((thu hang) OR (thi hang)) xay hoi. hieu van lam thuoc va lang va chua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ((thu hang) OR (thi hang)) xay hoi. hieu van lam thuoc va lang va chua tre*.