a-a a-b a-t aaa aab aag aaj aao aar aat aau aay ab- aba abb abg abj abo abr abt abu aby ag- aga agb agg agj ago agr agt agu agy aja ajb ajj ajo ajr ajt aju ajy aoa aob aog aoj aoo aor aot aou ar- ara arb arg arj aro arr art aru ary at- ata atb atg ato atr att atu au- aua aub aug auj auo aur aut ay- aya ayo ayr ayt ayu b-u baa bab bag baj bao bar bat bau bay bba bbb bbg bbo bbr bbt bbu bby bga bgb bgg bgo bgr bgt bgu bja bjg bjj bjr bjt bju boa bob bog boj boo bor bot bou boy bra brb brg brj bro brr brt bru bry bta btb btg bto btr btt btu bty bua bub bug buj buo bur but buu buy by- bya byg byj byo byr byt byu gaa gab gag gaj gao gar gat gau gay gba gbg gbj gbo gbr gbt gbu gby gga ggb ggg ggj ggo ggr ggt ggu gja gjg gjr gjt goa gob gog goo gor got gou goy gra grb grg grj gro grr grt gru gry gta gtb gtg gto gtr gtt gtu gty gu- gua gub gug guj guo gur gut guu guy gy- gya gyb gyo gyr jaa jab jag jaj jao jar jat jau jay jba jbg jbj jbo jbr jbt jbu jga jgb jgo jgr jgt jgu jja jjb jjg jjj jjr jju jjy joa job jog joj joo jor jot jou joy jra jrb jrg jro jrr jrt jta jtb jtg jtr jtt jtu jty jub jug juo jur jut juy jyj jyr oaa oab oag oaj oao oar oat oau ob- oba obb obg obj obo obr obt obu oby oga ogg ogo ogt ogy oja ojb ojo oju ojy oo- ooa oob oog ooo oor oot or- ora orb org oro orr ort oru ory ot- ota otb otg oto otr ott otu ou- oua ouo our out oya oyo ra- raa rab rag raj rao rar rat rau ray rba rbb rbg rbo rbr rbt rbu rga rgb rgg rgo rgr rgt rja rjg rjr roa rob rog roj roo ror rot rou roy rra rrb rrg rrr rrt rru rta rtb rtg rtj rto rtr rtt rtu rty rua rub rug ruo rur rut ruu ruy ry- rya ryg ryo ryr ryu ryy taa tab tag taj tao tar tat tau tay tba tbb tbg tbj tbo tbr tbt tbu tga tgb tgg tgo tgr tgt tgu tgy tjo tjr tju to- toa tob tog toj too tor tot tou toy tra trb trg tro trr trt tru try tta ttb ttg tto ttr ttt ttu tty tua tub tug tuj tuo tur tut tuu tuy tya tyg tyo tyr tyt ua- uaa uab uag uaj uao uar uat uau uay uba ubb ubg ubo ubr ubt ubu uby uga ugb ugg ugo ugr ugt ugu ujo uoa uob uog uoj uoo uor uot ur- ura urb urg uro urr urt uru ury uta utb utj uto utr utt utu uty uua uug uur uut uuu uyo uyu yaa yab yag yao yar yat yau yay ybg ybr yby yga ygo yob yog yoj yoo yor yot you yoy yra yrg yro yrt yru yta yto ytr ytt ytu yua yug yuj yuo yur yut yuu yuy yyb yyg yyt yyu yyy