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CRAA CRAB CRAC CRAD CRAE CRAF CRAG CRAH CRAI CRAK CRAL CRAM CRAN CRAO CRAP CRAQ CRAR CRAS CRAT CRAU CRAV CRAW CRAX CRAY CRAZ
Surnames shown in bold text represent around 90% of the population of Great Britain. All other names are very uncommon in the UK and we are unlikely to have any useful data on them.