column A--------------Column B
Cust1-------------------11
Cust2-------------------22
Cust3-------------------33
Cust1 ------------------44
Cust2-------------------55
Cust3-------------------66
Cust1-------------------77
Cust2-------------------88
Cust3-------------------99

My work sheet is like abow. now in combobox1 i have list from column A and combobox2 have list from columnB
if I select "Cust1" in combobox1 then combobox2 list should show only 11,44,77 values.
hope I am not confusing....
Thank You.