Dim r As Range
    Dim Para As Paragraph
    Dim aCell As Cell
    Dim myTable As Table
    
        
'Find all Tip Paragraphs and turn red
 
  
  Selection.Find.ClearFormatting
  Selection.Find.Replacement.ClearFormatting
 
  Set myTable = ActiveDocument.Tables(1)
  For Each aCell In myTable.Columns(3).Cells
    Set r = aCell.Range
    For Each Para In aCell.Range.Paragraphs
      With Para.Range
        With .Find
            .ClearFormatting
            .Replacement.ClearFormatting
            .Text = "STOP:"
            .Format = True
            .Forward = True
            .Wrap = wdFindStop
            .MatchCase = False
            .MatchWholeWord = False
            .MatchWildcards = False
            .MatchSoundsLike = False
            .MatchAllWordForms = False
            .Execute
        End With
             
        Do While .Find.Found = True
            With .Duplicate
                If .InRange(r) Then
                    .Paragraphs.First.Range.Font.Color = wdColorRed
                End If
            End With
            .Collapse wdCollapseEnd
            .Find.Execute
        Loop
      End With
    Next
   Next
 

End Sub

Sub Demo()
Application.ScreenUpdating = False
With ActiveDocument.Range.Find
  .ClearFormatting
  .Text = "STOP:[!^13]@NEXT:"
  With .Replacement
    .ClearFormatting
    .Text = "^&"
    .Font.ColorIndex = wdRed
  End With
  .Forward = True
  .Wrap = wdFindStop
  .Format = True
  .MatchWildcards = True
  .Execute Replace:=wdReplaceAll
End With
Application.ScreenUpdating = True
End Sub