Linktofilteredview isnotblank

I have a form to filter view and i will like to show the result if a column ore more is blank

LINKTOFILTEREDVIEW(“foaie1”, AND( ISNOTBLANK([cat] =[_THISROW].[cat], [tip] = [_THISROW].[tip], [pres] = [_THISROW].[pres], [cent] = [_THISROW].[cent])))

Thank you