$_params
$_params : array
Params.
Bool query.
This function can be used to handle params for queries, filter
addShould(\Elastica\Query\AbstractQuery|array  $args) : $this
                Add should part to query.
| \Elastica\Query\AbstractQuery|array | $args | Should query | 
addMust(\Elastica\Query\AbstractQuery|array  $args) : $this
                Add must part to query.
| \Elastica\Query\AbstractQuery|array | $args | Must query | 
addMustNot(\Elastica\Query\AbstractQuery|array  $args) : $this
                Add must not part to query.
| \Elastica\Query\AbstractQuery|array | $args | Must not query | 
addFilter(\Elastica\Query\AbstractQuery  $filter) : $this
                Sets the filter.
| \Elastica\Query\AbstractQuery | $filter | Filter object | 
_addQuery(string $type, \Elastica\Query\AbstractQuery|array $args) : $this
Adds a query to the current object.
| string | $type | Query type | 
| \Elastica\Query\AbstractQuery|array | $args | Query | 
If not valid query