B3:E12{=IFERROR(TEXT(LARGE(IF(COUNTIF($A3:A3,TRIM(MID(SUBSTITUTE($A3,",",REPT(" ",99)),ROW($1:$9)*99-98,99)))=0,(0&TRIM(MID(SUBSTITUTE($A3,",",REPT(" ",99)),ROW($1:$9)*99-98,99)))*1),RANDBETWEEN(1,LEN($A3)-LEN(SUBSTITUTE($A3,",",))+2-COLUMN(A1))),"0;;"&A3),"")
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