I'm having trouble trying to phrase this question, so I'll show an example first.
babla 02BL3ZZ
babla 02BM3ZZ
babla 02T83ZZ
bccath 02U73JZ
bccath 02U74JZ
bccath 4A020N6
I want to search the entire spreadsheet for instances where just the first 3 characters in column B, show up in different categories in Column A. I would greatly appreciate any help on this. Thanks!
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