+ AND NOT EXISTS(SELECT `uri-id` FROM `apcontact` WHERE `uri-id` = `item-uri`.`id`)
+ AND NOT EXISTS(SELECT `uri-id` FROM `fcontact` WHERE `uri-id` = `item-uri`.`id`)
+ AND NOT EXISTS(SELECT `uri-id` FROM `inbox-status` WHERE `uri-id` = `item-uri`.`id`)
+ AND NOT EXISTS(SELECT `uri-id` FROM `post-delivery` WHERE `uri-id` = `item-uri`.`id`)
+ AND NOT EXISTS(SELECT `uri-id` FROM `post-delivery` WHERE `inbox-id` = `item-uri`.`id`)