Independent multiple filters data with combobox

I would like to change the actual filter conditions, every combobox should be independent, filtering each column. Is it possible?
Enclosed file show some comboboxes, but the first is related to the second and so on..i would get them free..
Please help me changing code.

Thank you in advance at all for your cooperation
Salvatore

Attached Files

• filtro su listbox.xlsm‎ (31.8 KB) Download