Perhaps you should try some spelling variations:
thien van » thi van
nam thuoc » nha thuoc, cay thuoc, va thuoc
nam thuc » am thuc, nam tu
ban hang » ngan hang
hang le » hoang le, tang le, hang ly
cua tre » cua te, cuu tre, cua triet
te san » te ban, ke san, tu san
san ky » sang ky, van ky, dan ky
le cua » ly cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te san ky nang x hoi. thien van ((((nam thuc) or (nam thuoc))) or (nam thu)) ban hang le cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te san ky nang x hoi. thien van ((((nam thuc) OR (nam thuoc))) OR (nam thu)) ban hang le cua tre.
• Adding a wildcard symbol may retrieve word variants: te san ky nang x hoi. thien van ((((nam thuc) or (nam thuoc))) or (nam thu)) ban hang le cua tre*.