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Hidlo yn ôl (27 canlyniad, wedi trefnu yn ôl y diweddaraf)
Adroddiad thematig | 13/10/2022
pdf, 1.18 MB Added 13/10/2022
Adroddiad thematig | 05/10/2022
pdf, 2.91 MB Added 05/10/2022
Adroddiad thematig | 13/01/2022
HTML Added 13/01/2022
Adroddiad thematig | 22/06/2021
pdf, 1.21 MB Added 22/06/2021
Adroddiad thematig | 23/03/2021
pdf, 760.12 KB Added 23/03/2021
Adroddiad thematig | 28/01/2021
pdf, 2.23 MB Added 28/01/2021
Adroddiad thematig | 15/01/2021
pdf, 1.35 MB Added 15/01/2021
Adroddiad thematig | 17/06/2020
pdf, 1.22 MB Added 17/06/2020
Adroddiad thematig | 18/02/2020
pdf, 2.18 MB Added 18/02/2020