I found this in one of my own open browser tabs.
The UK mobile (AmE: cell) phone comparison site right mobilephone has a short English-Welsh phrasebook for what they say are the 10 most common text message (AmE: SMS) abbreviations in use. Useful if you’re learning Welsh.
Right mobilephone's English-Welsh texting phrasebook
Apologies for the lack of attribution to who ever it was whose link I followed.
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