Private Sub Actu()
Dim derlig As Long, W As Long, F As Worksheet
With Sheets("Seq_CipA")
derlig = .Range("A" & .Rows.Count).End(xlUp).Row
For W = 3 To derlig Step 3
Set F = Sheets(IIf(.Range("C" & W - 1) = "LM_1", "Form_L1", "Form_L2"))
.Range("D" & W - 1) = Application.WorksheetFunction.IfError(Application.HLookup(.Range("A" & W), F.Range("A1:EZ57"), 28, 0), "")
.Range("D" & W) = Application.WorksheetFunction.IfError(Application.HLookup(.Range("A" & W), F.Range("A1:EZ57"), 34, 0), "")
.Range("D" & W + 1) = Application.WorksheetFunction.IfError(Application.HLookup(.Range("A" & W), F.Range("A1:EZ57"), 40, 0), "")
Next W
End With
End Sub