1// aggregations/bucket/terms-aggregation.asciidoc:135
2
3[source, php]
4----
5$params = [
6    'body' => [
7        'aggs' => [
8            'products' => [
9                'terms' => [
10                    'field' => 'product',
11                    'size' => 5,
12                ],
13            ],
14        ],
15    ],
16];
17$response = $client->search($params);
18----
19