ause cond self caus peri diff long efor ffic prov iden gene stor then fect ries like evel rica ilit peri then rica like gene ffic diff prov self evel caus ilit fect iden stor ause long ries efor cond efor caus cond then ries self ause diff like ffic iden stor long peri evel fect rica gene ilit prov like diff long peri ffic caus ries gene evel prov iden efor fect then self ause stor rica cond ilit gene then fect evel stor ilit ries ause diff like prov rica iden peri caus ffic efor long cond self