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Hidlo yn ôl (31 canlyniad, wedi trefnu yn ôl y diweddaraf)
Adroddiad thematig | 12/06/2017
pdf, 1.58 MB Added 12/06/2017
Adroddiad thematig | 01/10/2015
pdf, 546.81 KB Added 01/10/2015
Adroddiad thematig | 01/05/2015
pdf, 317.71 KB Added 01/05/2015
Adroddiad thematig | 01/05/2015
pptx, 892.74 KB Added 01/05/2015
Adroddiad thematig | 01/07/2013
pdf, 533.57 KB Added 01/07/2013
Adroddiad thematig | 01/07/2013
pptx, 406.3 KB Added 01/07/2013
Adroddiad thematig | 01/06/2010
pdf, 1.36 MB Added 01/06/2010
Adroddiad thematig | 01/07/2008
pdf, 320.91 KB Added 01/07/2008
Adroddiad thematig | 01/05/2008
pdf, 373.87 KB Added 01/05/2008