[vba]

Public Sub SimonsJob()
Dim mpRow As Long
Dim mpLastRow As Long
Dim mpFormula As String
Dim mpColumn As Long
Dim mpTarget As Worksheet

With Worksheets("Sheet1")

Set mpTarget = Worksheets(.ComboBox1.Value)
mpLastRow = mpTarget.Cells(Rows.Count, "A").End(xlUp).Row
mpFormula = "MATCH(1,(" & .ComboBox1.Value & "!A1:A" & mpLastRow & "=""" & .ComboBox2.Value & """)*" & _
"(" & .ComboBox1.Value & "!B1:B" & mpLastRow & "=" & .ComboBox3.Value & ")*" & _
"(" & .ComboBox1.Value & "!C1:C" & mpLastRow & "=" & .ComboBox4.Value & "),0)"
On Error Resume Next
mpRow = .Evaluate(mpFormula)
On Error GoTo 0
If mpRow > 0 Then

On Error Resume Next
mpColumn = Application.Match(.Range("b1").Value, Worksheets(.ComboBox1.Value).Rows(1), 0)
On Error GoTo 0
If mpColumn > 0 Then

mpTarget.Cells(mpRow, mpColumn).Value = mpTarget.Cells(mpRow, 1).Value
mpTarget.Cells(mpRow + 1, mpColumn).Value = mpTarget.Cells(mpRow, 2).Value
mpTarget.Cells(mpRow + 2, mpColumn).Value = mpTarget.Cells(mpRow, 3).Value
End If
End If
End With
End Sub
[/vba]