I got useful help for my previous Question. But I am stuck when I have the following data 
___DATA___
begin
  loop
    warn('xxx');
  endloop;

  loop
    null;
      loop
        warn('AAA');
      endloop;
  endloop;
  
  loop
      loop
        warn('BBB');
      endloop;
    warn('rrr');
  endloop;

 begin
   loop
   endloop;

    warn('yyy');
 end;

  warn('zzz');
end;

[download]
I need to get 
 warn('xxx');
 warn('AAA');
 warn('BBB');
 warn('rrr');

[download]
But I get only 
 warn('xxx');
 warn('AAA');
 warn('BBB');

[download]

In reply to more regex help ... by Anonymous Monk

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