There really ain't that many variations on the Creed in the Christian world. For the most part, the creed reads the same with the notable exception of:
who proceeds from the Father and the SonThe Eastern Orthodox Church seperated itself from the western church specifically because of the Filioque (and the Son), as it was not part of the original creed. Oddly enuf, there's really never been any unique interpretations or dogmas base on that singular addition, but the Orthodox are quite adamant about keeping the creed exactly as it was originally formulated at the Nicea Council.