Collections VB.Net Tutorial

Imports System.Collections
Public Module Hasher
    Dim Tablet As Hashtable = New Hashtable()
    Sub Main()
        AddToTable()
        FindItem("AAA")
        FindKey("BBB")
    End Sub
    Public Sub AddToTable()
        Tablet.Add("333", "WWWW")
        Tablet.Add("444", "AAA")
        Tablet.Add("BBB", "I386")
    End Sub
    Public Sub FindItem(ByVal item As String)
        If Tablet.ContainsValue(item) Then
            Console.WriteLine("Found {0} in the hashtable.", item)
        End If
    End Sub
    Public Sub FindKey(ByVal key As String)
        If Tablet.ContainsKey(key) Then
            Console.WriteLine("Found {0} in the list.", key)
        End If
    End Sub
End Module
Found AAA in the hashtable.
Found BBB in the list.