Like this
Code:
Sub MFindReplace()
Dim aDoc As Document, strFindText As String, strReplaceText As String
strFindText = "Finders"
strReplaceText = "Keepers"
For Each aDoc In Application.Documents
With aDoc.Range.Find
.Text = strFindText
.Replacement.Text = strReplaceText
.Forward = True
.Wrap = wdFindContinue
.Format = False
.MatchCase = False
.MatchWholeWord = False
.MatchWildcards = False
.MatchSoundsLike = False
.MatchAllWordForms = False
.Execute Replace:=wdReplaceAll
End With
Next aDoc
End Sub