HAZUDAs from Szerednye, Seredne which was in Ung megye, Hungary
http://lazarus.elte.hu/hun/maps/1910/ung.jpg now Seredne, Ukraine
http://www.jewishgen.org/communities/loctown.aspSeredne, Seredneye, Sredneye populated place 48°32' N 22°30' E E M U G Ukraine 382.6 miles WSW of Kyyiv 50°26' N 30°31' E
http://all.zakarpattya.net/eng/begin.htmlwww.ukraine.com/forums/genealogyhttp://genforum.comMunkac, Slovakia - Munkacs, Bereg megye, Hungary
http://lazarus.elte.hu/hun/maps/1910/bereg.jpgnow
Mikachevo, Mukačevo, Mukachevo, Munkačevo, Munkachevo, Munkacs, Mukacheve populated place 48°27' N 22°43' E E M U G Ukraine 375.8 miles WSW of Kyyiv 50°26' N 30°31' E
Beregseilvas, Hungary correctly Beregszilvas, Bereg megye, Hungary now Kal'nyk [Kuz'myno], Ukraine.
Hugsasfalva is Ungsasfalva, Ung megye, Hungary now Irliava, Ukraine. Could this be your Orlova?
As far as I see it nothing "Czech" about your ancestor. Your ancestor was Ruthenian/Russnak - Byzantine Catholic.