def METHOD_NAME(self):
    """
    Returns list of services ordered by MMC plugins
    They are shown in the 'Core services' tab
    """
    list = {}
    plugins = PluginManager().getEnabledPluginNames()
    for plugin in plugins:
        for plugin_services, services in self.config.services.items():
            if plugin == plugin_services and services:
                list[plugin] = []
                for service in services:
                    if service not in self.config.blacklist:
                        list[plugin].append(self.get_unit_info(service))
                list[plugin] = sorted(list[plugin], key=lambda s: s['id'].lower())
    return list