public static void SearchByMeaning(ListViewEx lvw, String m_TenHocSinh)
 {
     DictionaryData data = new DictionaryData();
        DataTable table = data.SearchByMeaning(m_TenHocSinh);
        lvw.Items.Clear();
        foreach (DataRow row in table.Rows)
        {
        ListViewItem item = new ListViewItem(row["ID"].ToString());
        item.SubItems.Add(row["Word"].ToString());
        item.SubItems.Add(row["Meaning"].ToString());
        lvw.Items.Add(item);
        }
 }