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  Buddhika Siran

  Subjects: Logic and Scientific Method

  Locations: Colombo, Gampaha, Kalutara

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  නදිත් සදරුවන්

  Subjects: Logic and Scientific Method

  Locations: Galle

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  Oshada Wijewardene

  Subjects: Logic and Scientific Method

  Locations: Anuradhapura

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