Perhaps you should try some spelling variations:
nam thuoc » nam thuc, nam thu, nha thuoc
thanh te » thanh ve, thanh de, thanh le
va thanh » gia thanh, ban thanh, va tinh
dang xay » dang van, van xay
thuoc va » thuc va, thuoc ma, thuong va
nang xa » nang x, nang ma, mang xa
lang xa » lang ha, lang van
hieu va » lieu va, hieu qua
te cua » tue cua, le cua, de cua
vu sai » vu hai, vu san, vu dai
va nam » van nam, ha nam, va nay
sai ky » sac ky
cua te » cua tu

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: vu sai ky ((nang xa) OR (((lang xa) OR (dang xay)))) hoi. hieu va nam thuoc va thanh te cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sai ky ((nang xa) or (((lang xa) OR (dang xay)))) hoi. hieu va nam thuoc va thanh te cua te~".
• Adding a wildcard symbol may retrieve word variants: vu sai ky ((nang xa) or (((lang xa) OR (dang xay)))) hoi. hieu va nam thuoc va thanh te cua te*.