Manipulate a list within textbox textchange event in C# desktop application

Question

I have a product list with 1000 item Now I want to search an item by textbox textchange event Let i want an item that contain "Pleate" as first or middle or last part of Item If i write "Pleate" in text box then manipulate a list/ Suggestion list which are contain with "Pleate"

Like following Image :

then i select a item from list as well as list will be vanish

Answer 1

Try something like this

var data = new[] { "Plate", "Table", "Cap" }; //Place your 'product list' into the IEnumerable<string> data
listBox.DataSource = data.Where(item => item.Contains(textBox.Text));