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Many thanks, NACW. I'm sure setters much prefer the traditional counties to today's mish-mash of 'Unitary Authorities' & the like. Who would want "Bargain in Greater Manchester"?
It's not too difficult to work out which of the three 4-letter possibilities to use for Sale. Only one of them appears to have high-occurrence letters in positions 2 & 4. After that, it's quite straightforward.