Search for br.[!0-9] with the wildcard option set.
http://www.gmayor.com/replace_using_wildcards.htm
Code:
Sub Replace_br()
Dim orng As Range
Set orng = ActiveDocument.Range
With orng.Find
Do While .Execute(FindText:="br.([!0-9])", ReplaceWith:="bread\1", MatchWildcards:=True)
orng.Collapse 0
Loop
End With
lbl_Exit:
Set orng = Nothing
Exit Sub
End Sub