"有人偷了我的东西。"

Translation: Someone stole my things.

[hippietrail]

Would "somebody stole something from me" also be acceptable?

[NasuSamaruk0]

Yes, that is meaning-equivalent. :)

[MicahLiuba1]

Fine, but what if someone really did steal my green things?

[bewe33]

有人偷到了我綠色的東西

[Edasaur]

是多儿吗？