Perhaps you should try some spelling variations:
thuoc van » thuoc va, thuc van, thuoc ban
dang xay » dang van, van xay
na thuoc » nha thuoc, nam thuoc, va thuoc
cua tre » cua te, cuu tre, cua triet
nang ma » tang ma, sang ma, nang cao
anh van » anh va, thanh van, doanh van
hieu le » hieu ve, hieu he, hieu ly
anh vai » anh va, anh bai, anh tai
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
le na » le nam, le va, le ta

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky ((nang ma) or (dang xay)) hoi. hieu le na thuoc van ((anh vai) OR (anh van)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky ((nang ma) OR (dang xay)) hoi. hieu le na thuoc van ((anh vai) OR (anh van)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky ((nang ma) or (dang xay)) hoi. hieu le na thuoc van ((anh vai) OR (anh van)) cua tre".
• Adding a wildcard symbol may retrieve word variants: tu sai ky ((nang ma) or (dang xay)) hoi. hieu le na thuoc van ((anh vai) OR (anh van)) cua tre*.