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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def similar_item_values(self, key, replaces):
 """ Returns a list of values for all variants of the ``key`` in this DAWG according to ``replaces``. ``replaces`` is an object obtained from ``DAWG.compile_replaces(mapping)`` where mapping is a dict that maps single-char unicode sitrings to another single-char unicode strings. """

        return self._similar_item_values(0, key, self.dct.ROOT, replaces)