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Hidlo yn ôl (6 canlyniad, wedi trefnu yn ôl y diweddaraf)
Adroddiad thematig | 02/03/2022
pdf, 2.13 MB Added 02/03/2022
Adroddiad thematig | 01/05/2015
pdf, 425.27 KB Added 01/05/2015
Adroddiad thematig | 01/05/2015
pptx, 886.4 KB Added 01/05/2015
Adroddiad thematig | 01/12/2013
pdf, 592.79 KB Added 01/12/2013
Adroddiad thematig | 02/01/2013
pdf, 1.34 MB Added 02/01/2013