main

$meta_query = array(
	'relation' => 'OR',
	array(
		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',
			),
		),
		array(
			'key'     => 'garden_area',
			'value'   => 'yes',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
		array(
			'key'     => 'garden_area',
			'value'   => 'no',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
		array(
			'key'     => 'terrace_area',
			'value'   => 'yes',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
		array(
			'key'     => 'terrace_area',
			'value'   => 'no',
			'compare' => 'LIKE',
			'type'    => 'CHAR',
		),
	),
);