Wel, ddim i fi !
----- Original Message -----
From: "Dafydd Lewis" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, February 18, 2006 1:51 AM
Subject: Re: hydreddol
> Mi fyddai 'astudiaethau hydredol' (longitudinal studies) yn gwneud
> synnwyr.
>
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