Ваш вопрос не ясен, но это должно помочь вам
Sub AvoidThePirates()
Dim startRow As Integer
startRow = 2    ' EDIT THIS ME HEARTIES
Dim columnToLookUp As String
columnToLookUp = "C" ' Arrrgh ye scurvy sea dog
Dim columnResults As String
columnResults = "D" ' Show me ya gold
'Touch below this and I'll feed ya to the sharks
Dim isUpper As Boolean
Do While (Range(columnToLookUp & startRow).Value <> "")
    Dim hasUpper As Boolean
    hasUpper = False
    isUpper = False
    Dim valueToCheck As String
    valueToCheck = Range(columnToLookUp & startRow).Value
    valueToCheck = Replace(valueToCheck, ".", "")
    Dim i As Integer
    For i = 0 To Len(valueToCheck)
        Dim chara As String
        chara = Mid(valueToCheck, i + 1, 1)
        If IsLetter(chara) Then
           If StrComp(chara, UCase(chara), vbBinaryCompare) = 0 Then
                Dim charaB As String
                charaB = Mid(valueToCheck, i + 2, 1)
                If IsLetter(charaB) Then
                   If StrComp(charaB, UCase(charaB), vbBinaryCompare) = 0 Then
                       isUpper = True
                        Exit For
                   End If
                End If
           End If
        End If
    Next i
    If (isUpper) Then
    Range(columnResults & startRow).Value = "UPPER"
    Else
    Range(columnResults & startRow).Value = "lower"
    End If
    startRow = startRow + 1
Loop
End Sub
Function IsLetter(strValue As String) As Boolean
    Dim intPos As Integer
    For intPos = 1 To Len(strValue)
        Select Case Asc(Mid(strValue, intPos, 1))
            Case 65 To 90, 97 To 122
                IsLetter = True
            Case Else
                IsLetter = False
                Exit For
        End Select
    Next
End Function
До

После запуска VBa

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