>>409　「マクロの記録」でやったらこんなコードになりましたが。

Selection.WholeStory
Selection.Find.ClearFormatting
Selection.Find.Replacement.ClearFormatting
With Selection.Find
.Text = ""
.Replacement.Text = ""
.Forward = True
.Wrap = wdFindAsk
.Format = False
.MatchCase = False
.MatchWholeWord = False
.MatchByte = False
.MatchAllWordForms = False
.MatchSoundsLike = False
.MatchWildcards = False
.MatchFuzzy = True
End With
Selection.Find.ClearFormatting
Selection.Find.Replacement.ClearFormatting
With Selection.Find
.Text = "キーワード１"
.Replacement.Text = "キーワード２"
.Forward = True
.Wrap = wdFindAsk
.Format = False
.MatchCase = False
.MatchWholeWord = False
.MatchByte = False
.MatchAllWordForms = False
.MatchSoundsLike = False
.MatchWildcards = False
.MatchFuzzy = True
End With
Selection.Find.Execute Replace:=wdReplaceAll