@abc.abstractmethod<EOL><INDENT>def search_among_recurring_events(self, recurring_event_ids):<DEDENT>
pass<EOL>
Execute this search among the given list of recurring events.

        :param recurring_event_ids: list of recurring events
        :type recurring_event_ids: ``osid.id.IdList``
        :raise: ``NullArgument`` -- ``recurring_event_ids`` is ``null``

        *compliance: mandatory -- This method must be implemented.*