So it would seem that your ancestor came from Ruthenia www.cgsi.org
which is part of Ukraine.
You might want to post on Ukraine's board as well as http://genforum.com www.ukraine.com/forums/genealogywww.infoukes.com/genealogy
You might want to send a request to the church the ancestor was married and had the children baptized.
Luczo, Mihaly Komarocz, Hungary 25 1885 1910
Holik, Borbala O. Komorocz, Hungary 17 1897 1914
Oroszkomoró, Ung megye, Hungary http://lazarus.elte.hu/hun/maps/1910/ung.jpg
Hlyboke [Rus'ki komarivtsi], Ukraine
locations in old Hungary with the word komarohttp://www.radixindex.com/cgi-bin/hn1913.cgi?place=komaroc
Have you found your ancestors on US census? The 1930 census should have a notation Na-naturalized: Al-alien or Pa-first paper.