Если бы не случай , он бы никогда н

Если бы не случай , он бы никогда не узнал об этом

Результаты (английский) 1:

If it were not the case, he would never have found out about this

Результаты (английский) 2:

If it were not the case, he would have never found out about it

Результаты (английский) 3:

if not the case, he would never know about it.