how can i populate minimum dropdownlist values in vb.net

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VB

i need retrieve column values in dropdownlist, is there any way to retrieve n no of values using dropdown i.e., if column got 200 more values means i need to retrieve only 10 listitems is it possible, if possible means how can i do that any one help me,
In My project DivFilingDate is one of my database column name(Field) and i need to filter, fileno which contains divFilingDate column is null using dropdown, so i need to retrieve only two items in my dropdown item one is select all and item 2 is null is it possible using dropdown