a-a a-b a-c aaa aab aac aae aag aak aam aau ab- aba abb abc abe abg abk abm abu ac- aca acb acc ace acg ack acm acu aea aeb aec aee aeg aek aem aeu ag- aga agb agc age agg agk agm agu aka akb akc ake akg akk akm aku ama amb amc ame amg amk amm amu au- aua aub auc aue aug auk aum b-u baa bab bac bae bag bak bam bau bba bbb bbc bbe bbg bbk bbm bbu bca bcb bcc bce bcg bck bcm bcu be- bea beb bec bee beg bek bem beu bga bgb bgc bge bgg bgk bgm bgu bka bkb bkc bke bkg bkk bkm bma bmb bmc bme bmg bmk bmm bmu bua bub buc bue bug buk bum buu c-- caa cab cac cae cag cak cam cau cba cbb cbc cbe cbg cbk cbm cbu cca ccb ccc cce ccg cck ccm ccu ce- cea ceb cec cee ceg cek cem ceu cga cgb cgc cge cgg cgm cgu cka ckb ckc ckm cma cmb cmc cme cmg cmk cmm cmu cua cub cuc cue cug cuk cum cuu eaa eab eac eae eag eak eam eau eba ebb ebc ebe ebg ebk ebm ebu ec- eca ecb ecc ece ecg eck ecm ecu eea eeb eec eee eeg eek eem ega egb egc ege egg egm egu eka ekb ekc eke ekg eku em- ema emb emc eme emg emk emm emu eu- eua eub euc eue eug gaa gab gac gae gag gak gam gau gba gbc gbe gbg gbk gbm gbu gca gcb gcc gce gcg gck gcm gcu ge- gea geb gec gee geg gek gem geu gga ggb ggc ggg ggm ggu gka gkb gkm gma gmb gmc gme gmg gmm gu- gua gub guc gue gug guk gum guu ka- kaa kab kac kae kag kak kam kau kba kbb kbc kbe kbk kbm kbu kca kcb kcc kce kcg kck kcm kcu ke- kea keb kec kee keg kek kem kga kgb kgc kgm kgu kkb kkc kke kkk kkm kku kma kmb kmc kme kmg kmk kmm kmu kub kuc kue kug kuk kum kuu maa mab mac mae mag mak mam mau mba mbb mbc mbe mbg mbk mbm mbu mc- mca mcb mcc mce mcg mck mcm mcu mea meb mec mee meg mek mem meu mga mgb mgc mge mgk mgm mgu mka mkb mkc mke mkg mkk mkm mku mma mmb mmc mme mmg mmk mmm mmu mua mub muc mue mug muk mum muu ua- uaa uab uac uae uag uak uam uau uba ubb ubc ube ubg ubk ubu uca ucb ucc uce ucg uck ucm ucu uea ueb uec uee ueg uem uga ugb ugc uge ugg ugk ugm ugu uka ukb ukc uke ukk uku um- uma umb umc ume umg umm umu uua uuc uue uug uum uuu

a-ak a-be aaaa aaab aaac aaae aaam aaba aabb aabc aabm aaca aacb aacc aace aack aacm aacu aaea aaec aaem aage aaka aake aaku aama aamb aamc aame abaa abab abac abae abag abak abam abau abb- abba abbb abbe abca abcb abcc abec abee abma abmb abmc abua abue abug abuk abum acaa acab acac acae acag acba acca accc acce accm accu ace- acea acec acek acem acga acke acma acmc acme acmg acmu acu- acue acum aeac aecb aega aeka agac agag agam agau agba agca agcc agce agea agee agem agga agge aggu agma agmc agme agua ague akaa akae akam akca akee akeg akeu akka akku akua amaa amac amae amag amam amb- amba ambe ambu amca amcc amec amee ameu amga amka amm- amma amme ammu amua amum auaa aube auca auce auga auge auke auma auug baaa baak baam baba babb babe babm babu bac- baca bacc bace back baek baga bage bagg bak- baka bake baku bama bamb bamc bame bamm bamu bau- baug bauk baum bbau bbbb bbcm bbeb bbga bbgm bbmg bcaa bcam bcbc bcbg bcca bccc bccm bcec bcma bcuc beag beak beam beau beba bebb bebe beca beck becu beeb beeg beek beem bega begg begu beka beke bema beme bemu beuk bgca bmaa bmag bmce buba bubb bube bubu buca bucc buce buck bucu buea buem bueu buga buge bugg buka buke bukk buku bum- buma bumb caaa caab caac caam caba cabe cabg cabu cac- caca cacc cace cack cacm caec caem caeu caga cage cagg caka cake cama camb camc came camk camm cauc cauk caum cbac cbbc cbca cbcc cbce cbcm cbcu cbea cbec cbee cbga cbgb cbka cbkg cbkm cbme ccaa ccab ccac ccag ccam ccba ccbc ccca cccb cccc cccm cccu ccee ccga ccgc cckm ccma ccmb ccmc ccmm ccuc ceac ceba cebu cec- ceca cece cecm ceeb ceec ceem cege ceke cema cemb ceme cemm cemu cgac cgcc cgcg cgmc ckac ckbc ckbe ckck ckcm ckem ckga ckgm cmaa cmac cmba cmbc cmcc cmea cmec cmmb cmmc cuau cub- cuba cubb cube cuca cucc cuce cuck cucm cuek cuga cuk- cuka cuke cum- cuma cume eaba eaca eacc eaec eaga eage eama eame ebac ebam ebba ebbc ebcc ecaa ecac ecam ecbc ecbe ecca eccb eccc ecce eccm ecem ecka ecma ecua eeca eeea eeee eega eeka eeke egaa egae egba egbe egbu egcc egcg egea egec egee egem eggb egge egma eka- ekab ekam ekeb ekek ekka ekma emac emae emag emam emba embe emcc emek emeu emma emme emmu euba eubc euge eumc gaba gabb gabe gabu gace gack gaea gaec gaga gage gagg gagu gaku gam- gama gamb game gamm gaua gaub gaue gauk gaum gbag gbmc gc-c gcaa gcbc gccc gcma gcmc geab geba gebe geca gece geck geek gege gegg gem- gema gemm geue geum gggg gmac gmme guaa guac guag guam guba gubb gubu guca guck guga gugb guge gugg gugu guma gumb gume gumm kaaa kaab kaag kaak kaam kaba kabb