Sub test()
Dim I&, Lig&, T
Columns(4).ClearContents
For I = 1 To Cells(Rows.Count, "A").End(xlUp).Row
T = Application.Transpose(Application.Transpose(Cells(I, "A").Resize(, 2).Value))
If Cells(1, "D") = "" Then Lig = 1 Else Lig = Cells(Rows.Count, "D").End(xlUp).Offset(1).Row
Cells(Lig, "D").Resize(UBound(T), 1) = Application.Transpose(T)
Next
End Sub