good luck. i lived there for 10 years and was lucky enough to have a geneaologist that got "levkulics" for me. today they want like $75 for a document.
I have a john levkulics b. 2/16/1869 that married anna hazuda b. 10/6/1872. they were married 11/20/1906 in the village of Vovkove which is a mile or two from Irlyava. my maiden name is levkulich from mckeesport, pa now forest hills pa