Aaaaa! So it should be then: Ne_piše to samo babo, imam još i ja tu udela or Babo to piše, ali ne on sam, i ja sam tu. -> Dad is writing it, but I'm here with him too / I'm participating tooNepise To samo Babo imam jos i ja Tu
(Koji nepismen čovek sastavi onu rečenicu!!!!)
So, in the song a Bosnian guy is in love with Belgrade girl, but he's going back to his Bosnia, where his mother lives.
(or Bosnia is figuratively speaking his mother - motherland)