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Hidlo yn ôl (6 canlyniad, wedi trefnu yn ôl y diweddaraf)
Adroddiad thematig | 23/10/2023
pdf, 459.44 KB Added 23/10/2023
Adroddiad thematig | 05/10/2022
pdf, 2.91 MB Added 05/10/2022
Adroddiad thematig | 20/10/2020
pdf, 1.98 MB Added 20/10/2020
Adroddiad thematig | 20/10/2020
pptx, 192.04 KB Added
Adroddiad thematig | 20/12/2018
pdf, 682.96 KB Added 20/12/2018