Agor y brif ddewislen

Newidiadau

Ychwanegwyd 8 beit ,  6 mis yn ôl
dim crynodeb golygu
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[[5g]] - '''[[6g]]''' - [[7g]] <br />
[[520au]] [[530au]] [[540au]] [[550au]] [[560au]] - '''[[570au]]''' - [[580au]] [[590au]] [[600au]] [[610au]] [[620au]] <br />
[[574]] [[575]] [[576]] [[577]] [[578]] - '''579''' - [[580]] [[581]] [[582]] [[583]] [[584]]
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