public int count(String word){
        //so, beginning a search
        int count = 0;
        Node currentBranch = root;
       // Node branchParent = null
        while true{
            if(currentBranch==null){
                   break;
            }
            if(data.equals(currentBranch.data){
                   count++;
            }
            if(data.compareTo(currentBranch.data)>0){
                   currentBranch = currentBranch.right;
            }
            else{
                   currentBranch = currentBranch.left;
            }
        }
        return count;
    }