private int getCandidateTranscripts(ArrayList<String> cur_trList) {
        ArrayList<String> new_trList = new ArrayList<String>();
        Collections.sort(cur_trList);
        String cur_tr = cur_trList.get(0);
        int cur_count = 0;
        String tr;
        for (int i = 1 ; i < cur_trList.size(); i++){
            tr = cur_trList.get(i);
            if (tr.equals(cur_tr))
                cur_count ++;
            else{
                if (cur_count > 0)
                    new_trList.add(cur_tr);
                if (cur_count > 1){
                    System.out.println(" > 1: " + cur_tr);
                    return cur_count;
                    
                }
                cur_count = 0;
                cur_tr = tr;
            }
        }
        if (cur_count > 0)
            new_trList.add(cur_tr);
        return 0;
        //return new_trList;
            
    }