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Arfer Effeithiol | 07/08/2023
Defnyddio data ar draws yr awdurdod lleol i lywio cynllunio, penderfyniadau a chefnogaeth i ysgolion
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Arfer Effeithiol | 24/07/2023
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Arfer Effeithiol | 24/07/2023
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Arfer Effeithiol | 24/07/2023
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Arfer Effeithiol | 10/07/2023
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Arfer Effeithiol | 04/05/2023
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Arfer Effeithiol | 06/02/2023