Perhaps you should try some spelling variations:
nam thuoc » nam thuc, nam thu, nha thuoc
thien van » thi van
ban thanh » ban hanh, ban hang
lam duoc » nam duoc, luat duoc, lam thuoc
ky dang » ky nang, ky danh
dang ha » dong ha, dung ha, lang ha
ban cua » ban quan
san cua » sang cua, dan cua, nan cua
so sac » so sach, so dac
sac ky » cac ky, sai ky
ha hoi » hoa hoi, ha noi, xa hoi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: so sac ky dang ha hoi. thien van ((lam duoc) OR (nam thuoc)) ban thanh ((san cua) OR (ban cua)) te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sac ky dang ha hoi. thien van ((lam duoc) or (nam thuoc)) ban thanh ((san cua) OR (ban cua)) te~".
• Adding a wildcard symbol may retrieve word variants: so sac ky dang ha hoi. thien van ((lam duoc) or (nam thuoc)) ban thanh ((san cua) OR (ban cua)) te*.