a-a a-b a-c a-t aaa aab aac aag aao aat aau aav ab- aba abb abc abg abo abt abu abv ac- aca acb acc acg aco act acu acv ag- aga agb agc agg ago agt agu agv aoa aob aoc aog aoo aot aou aov at- ata atb atc atg ato att atu atv au- aua aub auc aug auo aut auv av- ava avb avc avg avo avt avu b-u baa bab bac bag bao bat bau bav bba bbb bbc bbg bbo bbt bbu bca bcb bcc bcg bco bct bcu bcv bga bgb bgc bgg bgo bgt bgu bgv boa bob boc bog boo bot bou bov bta btb btc btg bto btt btu btv bua bub buc bug buo but buu bva bvb bvc bvg bvo bvt bvu bvv c-- caa cab cac cag cao cat cau cav cba cbb cbc cbg cbo cbt cbu cbv cca ccb ccc ccg cco cct ccu ccv cga cgb cgc cgg cgo cgt cgu cgv co- coa cob coc cog coo cot cou cov cta ctb ctc ctg cto ctt ctu ctv cua cub cuc cug cuo cut cuu cuv cva cvb cvc cvg cvo cvt cvu cvv gaa gab gac gag gao gat gau gav gba gbc gbg gbo gbt gbu gbv gca gcb gcc gcg gco gct gcu gga ggb ggc ggg ggo ggt ggu ggv goa gob goc gog goo got gou gov gta gtb gtc gtg gto gtt gtu gtv gu- gua gub guc gug guo gut guu guv gva gvb gvc gvg gvo gvt gvu oaa oab oac oag oao oat oau oav ob- oba obb obc obg obo obt obu obv oc- oca ocb occ ocg oco oct ocu ocv oga ogc ogg ogo ogt oo- ooa oob ooc oog ooo oot oov ot- ota otb otc otg oto ott otu otv ou- oua ouc ouo out ov- ova ovb ovc ovo ovv taa tab tac tag tao tat tau tav tba tbb tbc tbg tbo tbt tbu tbv tca tcb tcc tcg tco tct tcu tcv tga tgb tgc tgg tgo tgt tgu tgv to- toa tob toc tog too tot tou tov tta ttb ttc ttg tto ttt ttu ttv tua tub tuc tug tuo tut tuu tuv tva tvb tvc tvg tvo tvt tvu ua- uaa uab uac uag uao uat uau uav uba ubb ubc ubg ubo ubt ubu ubv uca ucb ucc ucg uco uct ucu ucv uga ugb ugc ugg ugo ugt ugu uoa uob uoc uog uoo uot uta utb utc uto utt utu utv uua uuc uug uut uuu uva uvb uvc uvo uvu uvv v-a vaa vab vac vag vao vat vau vav vba vbc vbg vbo vbv vca vcc vco vct vcu vga vgc vgg vgo vgt vgu voa vob voc vog voo vot vou vov vta vtb vtc vtg vto vtt vtu vtv vug vut vuv vva vvb vvc vvg vvo vvt vvv

-vac aaaa aaab aaac aaav aaba aabb aabc aabt aaca aacb aacc aaco aact aacu aacv aaoo aata aatc aatt aava abaa abab abac abag abat abau abb- abba abbb abbo abbt abca abcb abcc abct aboa abob aboo abot abou abov abta abtu abua abug abut abva ac-t acaa acab acac acag acat acba acca accc acco acct accu acga acoa acog acot acou acta actc actg acto actt actu actv acu- acuo acut acvv ag-o agac agag agao agat agau agav agba agbo agca agcc agco agct agga aggu agob agog agoo agot agou agta agua agut agva aoba aoca aotc aout at-t ataa atab atac atat atca atcc atco atgo atob atoc atot atta atto attu atua atub atuc atug auaa auca auct auga aut- auto auug avab avao avat avcc avco avgo avot avou avva avvo baaa baat baba babb babo babu bac- baca bacc baco bact baga bagg bago bagt bata batc bato batt batu bau- baug bava bavu bbau bbbb bbga bcaa bcat bcbc bcbg bcca bccc bctc bcuc bcvo bgca boab boac boag boat boba bobb bobo bobu boca boco bocu boga bogg bogo bogt boob booc boog boot bota botb boto bott boua bout bova bovo btaa btcc btob bttb buat buba bubb bubo bubu buca bucc buco bucu buga bugg bugo but- buta buto butt c-bo caaa caab caac caat caba cabg cabo cabu cac- caca cacc caco caga cagg cago cat- cata catb catc cato catt catu catv cauc cauo caut cava cavo cavu cbac cbat cbbc cbca cbcc cbct cbcu cbga cbgb cbot cbta cbtc cbtv cbva cbvb cbvg ccaa ccab ccac ccag ccat ccba ccbc ccca cccb cccc cccu cccv ccga ccgc ccgt ccob ccoc cctb cctc cctt cctv ccuc ccut ccvo cgac cgcc cgcg cgtu coag coat coba cobb cobo cobu coca coco coct cocu cogo coob coot cota cotb cotc coto cott cotu coua coub cout cova covo ctab ctag ctba ctca ctgu ctot ctta ctvo ctvt cuau cub- cuba cubb cuca cucc cuga cut- cuta cutc cuto cutt cutv cvac cvca cvcc gaba gabb gabo gabt gabu gaga gagg gago gagu gata gatc gato gatt gatv gaua gaub gaut gava gbag gbbo gc-c gcaa gcat gcbc gccc gcoa gcov gctc ggbt gggg goat goba gobo goca goga gogo goog goot gota goto gott gotv gou- goug gout govt gtaa gtco gtta guaa guac guag guao guat guba gubb gubu guca guga gugb gugg gugu guta guto gutt gutu guva gvat gvtv gvvv oaau obba obbo obot ocab ocac ocat ocbc occa occc occt ocga oct- octa octo ogb ogba ogoa ogog ogou ooaa ooba oooo ootb otac oto- otog otoo otov otta otto ottu ouac ouat oucc out- outa outb outo ouu- ovo- ovoo ovot taa- taag taat taba tabb tabc tabo tabu taca tacc taco tact tacv taga tagg tago tagu taoa taou tata tatb tato tatt tatu tatv taua taub tauc taut tava tavo tbca tbcb tbcc tbta tcca tccc tccu tcga tcov tctc tgcc tgtc toab toat toau toba