England, Spain, Italy, Portugal, Scotland, Argentina, Belarus, Belgium, Brazil, Bulgaria, Chilie, Colombia, Cezch Republic, Denmark, France, Germany, Greece, Holland, Mexico, Ireland, Wales, N.Ireland, Norway, Sweeden, Peru, Uruguay.
And a few others all with the defult leagues loading, database size set to large. I try to maximize the regen finding process.
England,Spain,Italy,Germany,France,Russia,Ukraine,Brazil,Argentina,Chile,Peru,Uruguay,South Africa (quality regens from there), Croatia,Belgium,Holland and Portugal

Almost exactly the same as me, South Africa is crawling with sick regens