@abc.abstractmethod<EOL><INDENT>def get_value_search_order(self):<DEDENT>
return<EOL>
Gets a value search order.

        The ``ValueSearchOrder`` is supplied to a ``ValueSearch`` to
        specify the ordering of results.

        :return: the value search order
        :rtype: ``osid.configuration.ValueSearchOrder``


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