James Constable and Alfie Potter both scored twice as Blue Square Premier leaders Oxford eased past Ebbsfleet.The hosts were 2-0 up inside nine minutes, with Potter firing in low after cutting in from the right and Constable finishing from a tight angle. [LNB]Magno Viera's close-range finish got Ebbsfleet back in it, but Potter's chip restored Oxford's advantage. [LNB]Constable tapped in after Potter's shot was saved before Scott Ginty's curled shot completed the scoring. [LNB][LNB]Oxford Utd: Clarke, Chapman (Batt 59), Perry, Creighton, Sandwith, Clist, Bulman, Murray, Potter, Constable (Francis Green 71), Sodje. Other sub: Midson (for Batt 80). Subs Not Used: Turley, Cook. [LNB]Goals: Potter 4, Constable 9, Potter 61, Constable 68. [LNB]Ebbsfleet United: Cronin, Heeroo, Smith, Crooks, Charles, West, Holmes, Stavrinou, Welsh (Ginty 73), Vieira (Wills 79), Shakes. Subs Not Used: Lamprell, Salmon, Pooley. [LNB]Booked: Holmes. [LNB]Goals: Vieira 57, Ginty 88. [LNB]Att: 5,188 [LNB]Ref: A Hendley (West Midlands).