.Search with a simple query string query
[source,js]
---------
client.search({
  index: 'myindex',
  q: 'title:test'
}, function (error, response) {
  // ...
});
---------

.Passing a full request definition in the Elasticsearch's Query DSL as a `Hash`
[source,js]
---------
client.search({
  index: 'myindex',
  body: {
    query: {
      match: {
        title: 'test'
      }
    },
    facets: {
      tags: {
        terms: {
          field: 'tags'
        }
      }
    }
  }
}, function (error, response) {
  // ...
});
---------