Italian people use to say dio porco when they are particular angry!
Dio porco is similar to: dio cane, dio boia, dio merda, dio mirtillo, dio scacciacani e dio sparamerda
we shout every time something goes wrong, in particular it is a typical Venetian greeting, which is done in church by exchanging a sign of peace particular is the use made of it by the Roma fans, against the Feyenoord fans by shouting from the steps a curse that accompanies the famous theme song. typical blasphemy of the antichrist (Breakfast of the Porco de dio) to be used in the presence of multicolored brucciacchiati (protagonists of IL DORIANO A GAS)