a-a a-b a-c a-t aaa aab aac aae aag aam aao aat ab- aba abb abc abe abg abm abo abt ac- aca acb acc ace acg acm aco act aea aeb aec aee aeg aem aeo aet ag- aga agb agc age agg agm ago agt ama amb amc ame amg amm amo amt aoa aob aoc aoe aog aom aoo aot at- ata atb atc ate atg atm ato att baa bab bac bae bag bam bao bat bba bbb bbc bbe bbg bbm bbo bbt bca bcb bcc bce bcg bcm bco bct be- bea beb bec bee beg bem beo bet bga bgb bgc bge bgg bgm bgo bgt bma bmb bmc bme bmg bmm bmo bmt boa bob boc boe bog bom boo bot bta btb btc bte btg btm bto btt c-- caa cab cac cae cag cam cao cat cba cbb cbc cbe cbg cbm cbo cbt cca ccb ccc cce ccg ccm cco cct ce- cea ceb cec cee ceg cem ceo cet cga cgb cgc cge cgg cgm cgo cgt cma cmb cmc cme cmg cmm cmo cmt co- coa cob coc coe cog com coo cot cta ctb ctc cte ctg ctm cto ctt eaa eab eac eae eag eam eao eat eba ebb ebc ebe ebg ebm ebo ebt ec- eca ecb ecc ece ecg ecm eco ect eea eeb eec eee eeg eem eeo eet ega egb egc ege egg egm ego egt em- ema emb emc eme emg emm emo emt eo- eoa eob eoc eoe eog eom eoo eot eta etb etc ete etg etm eto ett gaa gab gac gae gag gam gao gat gba gbc gbe gbg gbm gbo gbt gca gcb gcc gce gcg gcm gco gct ge- gea geb gec gee geg gem geo get gga ggb ggc ggg ggm ggo ggt gma gmb gmc gme gmg gmm gmo gmt goa gob goc goe gog gom goo got gta gtb gtc gte gtg gtm gto gtt m-o maa mab mac mae mag mam mao mat mba mbb mbc mbe mbg mbm mbo mbt mc- mca mcb mcc mce mcg mcm mco mct mea meb mec mee meg mem meo met mga mgb mgc mge mgm mgo mgt mma mmb mmc mme mmg mmm mmo mmt moa mob moc moe mog mom moo mot mta mtb mtc mte mtg mtm mto mtt oaa oab oac oae oag oam oao oat ob- oba obb obc obe obg obm obo obt oc- oca ocb occ ocg ocm oco oct oea oeb oec oee oeg oem oeo oet oga ogc oge ogg ogo ogt om- oma omb omc ome omg omm omo omt oo- ooa oob ooc oog oom ooo oot ot- ota otb otc ote otg otm oto ott taa tab tac tae tag tam tao tat tba tbb tbc tbe tbg tbm tbo tbt tca tcb tcc tce tcg tcm tco tct te- tea teb tec tee teg tem teo tet tga tgb tgc tge tgg tgm tgo tgt tma tmb tmc tme tmg tmm tmo tmt to- toa tob toc toe tog tom too tot tta ttb ttc tte ttg ttm tto ttt

a-be aaaa aaab aaac aaae aaam aaba aabb aabc aabm aabt aaca aacb aacc aace aacm aaco aact aaea aaec aaem aage aama aamb aamc aame aamo aaoe aaoo aata aatc aatt abaa abab abac abae abag abam abat abb- abba abbb abbe abbo abbt abca abcb abcc abct abec abee abet abma abmb abmc abmt aboa abob aboo abot abta ac-t acaa acab acac acae acag acat acba acca accc acce accm acco acct ace- acea acec acem acet acga acma acmc acme acmg acoa acoe acog acom acot acta actc acte actg acto actt aeac aecb aect aega aemt aeom aeta aetc aeto aett ag-o agac agag agam agao agat agba agbo agca agcc agce agco agct agea agee agem aget agga agge agma agmc agme agob agog agoo agot agta agte amaa amac amae amag amam amat amb- amba ambe ambo amca amcc amco amec amee amet amga amm- amma amme ammo amob amoc amog amoo amot amta amtc amte amto aoba aoca aoce aogm aoma aomg aotc at-t ataa atab atac atae atat atca atcc atco atea atec atee atem ateo atgm atgo atm- atma atme atmo atob atoc atoe atom atot atta atte atto baaa baam baat baba babb babe babm babo bac- baca bacc bace baco bact baga bage bagg bago bagt bama bamb bamc bame bamm bata batc bate bato batt bbbb bbcm bbeb bbet bbga bbgm bbmg bcaa bcam bcat bcbc bcbg bcca bccc bccm bcec bcet bcma bctc beag beam beat beba bebb bebe bebo beca beeb beeg beem beet bega begg bego bema beme beo- beot beta betc bete beto bett bgca bmaa bmag bmce bmoc bmtc boab boac boag boat boba bobb bobe bobo boca boce bocm boco boea boec boee boeo boet boga boge bogg bogo bogt boma bomb bome bomt boob booc booe boog boom boot bota botb bote boto bott btaa btcc btec btob bttb c-bo caaa caab caac caam caat caba cabe cabg cabo cac- caca cacc cace cacm caco caec caem caga cage cagg cago cama camb camc came camm camo camt cat- cata catb catc cate catm cato catt cbac cbat cbbc cbca cbcc cbce cbcm cbct cbea cbec cbee cbet cbga cbgb cbme cbot cbta cbtc ccaa ccab ccac ccag ccam ccat ccba ccbc ccca cccb cccc cccm ccee ccga ccgc ccgt ccma ccmb ccmc ccmm ccob ccoc ccom cctb cctc cctt ceac ceat ceba cec- ceca cece cecm ceco cect ceeb ceec ceem cege cego cema cemb ceme cemm cet- ceta cete ceto cgac cgcc cgcg cgmc cmaa cmac cmba cmbc cmcc cmea cmec cmmb cmmc cmoc cmot cmta cmtc coag coat coba cobb cobe cobo coca coce coco coct cogo com- coma comb comc come comm como coob coom coot cota cotb cotc cote coto cott ctab ctae ctag ctba