Just 10 pairs ....... covers 468 straights
Pairs Included: 05, 06, 16, 17, 27, 29, 38, 46, 49, 89
88 box combination groups (468 straight combinations)
Tier 6
015(051,105,150,501,510) 016(061,106,160,601,610) 017(071,107,170,701,710) 025(052,205,250,502,520) 026(062,206,260,602,620) 027(072,207,270,702,720) 029(092,209,290,902,920) 035(053,305,350,503,530) 036(063,306,360,603,630) 038(083,308,380,803,830) 045(054,405,450,504,540) 046(064,406,460,604,640) 049(094,409,490,904,940) 056(065,506,560,605,650) 057(075,507,570,705,750) 058(085,508,580,805,850) 059(095,509,590,905,950) 067(076,607,670,706,760) 068(086,608,680,806,860) 069(096,609,690,906,960) 089(098,809,890,908,980) 126(162,216,261,612,621) 127(172,217,271,712,721) 129(192,219,291,912,921) 136(163,316,361,613,631) 137(173,317,371,713,731) 138(183,318,381,813,831) 146(164,416,461,614,641) 147(174,417,471,714,741) 149(194,419,491,914,941) 156(165,516,561,615,651) 157(175,517,571,715,751) 167(176,617,671,716,761) 168(186,618,681,816,861) 169(196,619,691,916,961) 178(187,718,781,817,871) 179(197,719,791,917,971) 189(198,819,891,918,981) 237(273,327,372,723,732) 238(283,328,382,823,832) 239(293,329,392,923,932) 246(264,426,462,624,642) 247(274,427,472,724,742) 249(294,429,492,924,942) 257(275,527,572,725,752) 259(295,529,592,925,952) 267(276,627,672,726,762) 269(296,629,692,926,962) 278(287,728,782,827,872) 279(297,729,792,927,972) 289(298,829,892,928,982) 346(364,436,463,634,643) 348(384,438,483,834,843) 349(394,439,493,934,943) 358(385,538,583,835,853) 368(386,638,683,836,863) 378(387,738,783,837,873) 389(398,839,893,938,983) 456(465,546,564,645,654) 459(495,549,594,945,954) 467(476,647,674,746,764) 468(486,648,684,846,864) 469(496,649,694,946,964) 479(497,749,794,947,974) 489(498,849,894,948,984) 589(598,859,895,958,985) 689(698,869,896,968,986) 789(798,879,897,978,987)
Tier 3
005(050,500) 006(060,600) 055(505,550) 066(606,660) 116(161,611) 117(171,711) 166(616,661) 177(717,771) 227(272,722) 229(292,922) 277(727,772) 299(929,992) 338(383,833) 388(838,883) 446(464,644) 449(494,944) 466(646,664) 499(949,994) 889(898,988) 899(989,998)