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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 search(self, query: Optional[dict] = None, offset: Optional[int] = None, limit: Optional[int] = None, order_by: Union[None, list, tuple] = None) -> Sequence['IModel']: """return search result based on specified rulez query"""

        raise NotImplementedError