for(Iterator it = results_studies.iterator(); it.hasNext(); ) {
            results_uniques.add(it.next());
        }
        
        for(int x=0;x<results_uniques.size();x++) {
            for(int y=0;y<formularies.size();y++) {
                for(int z=0;z<results_uniques.size();z++) {
                    if(((String)results_uniques.get(x)).contains((String)formularies.get(y)) && ((String)results_uniques.get(z)).contains((String)formularies.get(y)) && x != z) {
                        removal.add(results_uniques.get(x));
                    }
                }
            }
        } 
        
        for(Iterator it = removal.iterator(); it.hasNext(); ) {
            results_uniques.remove(it.next());
        }