extra

$meta_query = array(
	'relation' => 'OR',
	array(
		'relation' => 'OR',
		array(
			'key'     => 'property_pool',
			'value'   => 'yes',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
		array(
			'key'     => 'property_pool',
			'value'   => 'no',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
		array(
			'key'     => 'disabled_access',
			'value'   => 'yes',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
		array(
			'key'     => 'disabled_access',
			'value'   => 'no',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
	),
	array(
		'key'     => 'air_conditioning',
		'value'   => 'yes',
		'compare' => 'LIKE',
		'type'    => 'CHAR',
	),
	array(
		'key'     => 'air_conditioning',
		'value'   => 'no',
		'compare' => 'LIKE',
		'type'    => 'CHAR',
	),
	array(
		'key'     => 'parking',
		'value'   => 'yes',
		'compare' => 'LIKE',
		'type'    => 'CHAR',
	),
	array(
		'key'     => 'parking',
		'value'   => 'no',
		'compare' => 'LIKE',
		'type'    => 'CHAR',
	),
);