Ydi, mae'n ferf gyflawn ac anghyflawn felly.
----- Original Message -----
From: "Sian Roberts" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Friday, July 11, 2008 2:28 PM
Subject: Re: to concentrate minds
Yn ôl, GPC, mae "canolbwyntio" yn "bg.a". Ydi hynny'n helpu?
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