wr_item_code 변수에 아래와 같이 연결할 수 없습니까?

$list[$i][wr_item_code] = $row['wr_item_code_1'] $row['wr_item_code_2'] $row['wr_item_code_3']

$sql = "select * from g4_write_sales where (wr_shipment_day like '%$name2%') OR (wr_item_code_1 like '%$name2%') OR (wr_item_code_2 like '%$name2%') OR (wr_item_code_3 like '%$name2%') order by wr_shipment_day desc";
$result = sql_query($sql);
$search_count = 0;

for ($i=0; $row=sql_fetch_array($result); $i++)
{
$list[$i][wr_purchase_date] = $row['wr_shipment_day']; // 발송일
$list[$i][wr_item_code] = $row['wr_item_code_1'] ; // 코드
$list[$i][wr_item_code] = $row['wr_item_code_2'] ; // 코드
$list[$i][wr_item_code] = $row['wr_item_code_3'] ;
$search_count++;

}