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Continue to ChatPublica SEP calendario escolar 2021-2022; inician clases 30 de agosto https://ecosmayas.com.mx/nacion/publica-sep-calendario-escolar-2021-2022-inician-clases-30-de-agosto/
Publica SEP calendario escolar 2021-2022; inician clases 30 de agosto https://ecosmayas.com.mx/nacion/publica-sep-calendario-escolar-2021-2022-inician-clases-30-de-agosto/