đó là điều bất hạnh 
That was an unfortunate thing [ đó ] : that, those, there, that
[ là ] : that; to be
[ điều ] : (1) thing, matter, item; article (of penal code, constitution); (2) smoking pipe; (3) bird [=chim]
[ bất ] : (1) not, non-, un-; (2) type of card game
[ hạnh ] : luck, happiness
Most Common Compounds Set 1:
Most Common Compounds Set 2 :