Search Keywords - Relationship between Pipes-and-Filters and Decorator design patterns

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace KeywordsSearch
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void btnSearch_Click(object sender, EventArgs e)
        {
            PipesAndFilters.Invoker.Invoke();
        }

        

         
      
    }
}