Sub Test()
Dim oRng As range
Dim myStr As String

    Set oRng = selection.range
    myStr = InputBox("Enter any number of case-sensitive chrs that start the word/string to find", "STRING")
    With oRng.Find
        .ClearFormatting
        .Replacement.ClearFormatting
        .text = myStr & "[! ]@" & Chr(13)
        .Format = False
        .Forward = True
        .MatchWildcards = True
        .Wrap = wdFindStop
        .MatchAllWordForms = False
        .MatchSoundsLike = False
        If .Execute Then oRng.Select
    End With
Set oRng = Nothing
 End Sub