Try the following:
Code:
Sub Del_Test()
Dim oRng As range
Set oRng = selection.Paragraphs(2).range
If InStr(oRng, "Example") Then
oRng.Collapse
oRng.MoveEndUntil cset:="Example"
Else
oRng.Collapse
oRng.MoveEnd unit:=wdCharacter, count:=8
End If
oRng.Delete
Set oRng = Nothing
End Sub