276期：≡十拿九稳《01,02,03,06,08,09,10,12,16,19,23,24,26,27,30,31,35,40,41,43,45,47,48,49》开：43中
277期：≡十拿九稳《03,05,08,13,14,16,17,20,21,23,24,27,28,29,31,32,33,34,37,38,40,46,47,48》开：48中
278期：≡十拿九稳《02,03,05,10,11,12,13,14,17,18,19,21,23,25,26,32,33,36,39,42,43,45,46,47》开：22错
279期：≡十拿九稳《02,04,06,10,13,15,16,18,20,21,23,24,25,26,27,28,29,32,34,41,43,44,46,48》开：27中
280期：≡十拿九稳《03,05,06,07,08,09,11,12,13,14,15,17,18,19,20,31,33,36,37,38,41,42,46,47》开：88