Sub TagHighlight()
'
' TagHighlight Macro
'
'
    Selection.Find.ClearFormatting
    Selection.Find.Replacement.ClearFormatting
    Selection.Find.Replacement.Highlight = True
    With Selection.Find
        .Text = "\<([A-Z]{2,4})\>"
        .Replacement.Text = ""
        .Forward = True
        .Wrap = wdFindContinue
        .Format = True
        .MatchCase = False
        .MatchWholeWord = False
        .MatchAllWordForms = False
        .MatchSoundsLike = False
        .MatchWildcards = True
    End With
    Selection.Find.Execute Replace:=wdReplaceAll
    Selection.Find.ClearFormatting
    
    Selection.Find.Replacement.ClearFormatting
    Selection.Find.Replacement.Highlight = True
    With Selection.Find
        .Text = "\<([A-Z][0-9])\>"
        .Replacement.Text = ""
        .Forward = True
        .Wrap = wdFindContinue
        .Format = True
        .MatchCase = False
        .MatchWholeWord = False
        .MatchAllWordForms = False
        .MatchSoundsLike = False
        .MatchWildcards = True
    End With
    Selection.Find.Execute Replace:=wdReplaceAll
    
    Selection.Find.Replacement.ClearFormatting
    Selection.Find.Replacement.Highlight = True
    With Selection.Find
        .Text = "\<([A-Z]@>)\-([0-9]@>)\>"
        .Replacement.Text = ""
        .Forward = True
        .Wrap = wdFindContinue
        .Format = True
        .MatchCase = False
        .MatchWholeWord = False
        .MatchAllWordForms = False
        .MatchSoundsLike = False
        .MatchWildcards = True
    End With
    Selection.Find.Execute Replace:=wdReplaceAll
End Sub