Tau ntau tshaj kaum xyoo, peb tau muab cov khoom siv zoo tshaj plaws rau cov hlau loj txawv teb chaws.Piv txwv li, loj steel nroj tsuag nyob rau hauv South Africa, Eastern Europe, Central Europe, Middle East, Iran, Russia, thiab lwm yam., yog unanimously lees paub los ntawm cov neeg muas zaub.