a-a a-b a-c a-t aaa aab aac aae aam aas aat aau ab- aba abb abc abe abm abs abt abu ac- aca acb acc ace acm acs act acu aea aeb aec aee aem aes aet aeu ama amb amc ame amm ams amt amu as- asa asb asc ase asm ass ast asu at- ata atb atc ate atm ats att atu au- aua aub auc aue aum aus aut b-u baa bab bac bae bam bas bat bau bba bbb bbc bbe bbm bbs bbt bbu bca bcb bcc bce bcm bcs bct bcu be- bea beb bec bee bem bes bet beu bma bmb bmc bme bmm bms bmt bmu bsa bsb bsc bse bsm bss bst bsu bta btb btc bte btm bts btt btu bua bub buc bue bum bus but buu c-- caa cab cac cae cam cas cat cau cba cbb cbc cbe cbm cbs cbt cbu cca ccb ccc cce ccm ccs cct ccu ce- cea ceb cec cee cem ces cet ceu cma cmb cmc cme cmm cms cmt cmu csa csb csc cse csm css cst csu cta ctb ctc cte ctm cts ctt ctu cua cub cuc cue cum cus cut cuu eaa eab eac eae eam eas eat eau eba ebb ebc ebe ebm ebs ebt ebu ec- eca ecb ecc ece ecm ecs ect ecu eea eeb eec eee eem ees eet em- ema emb emc eme emm ems emt emu es- esa esb esc ese esm ess est esu eta etb etc ete etm ets ett etu eu- eua eub euc eue eus eut maa mab mac mae mam mas mat mau mba mbb mbc mbe mbm mbs mbt mbu mc- mca mcb mcc mce mcm mcs mct mcu mea meb mec mee mem mes met meu mma mmb mmc mme mmm mms mmt mmu msa msb msc mse msm mss mst msu mta mtb mtc mte mtm mts mtt mtu mua mub muc mue mum mus mut muu saa sab sac sae sam sas sat sau sba sbb sbc sbe sbm sbs sbt sbu sca scb scc sce scm scs sct scu se- sea seb sec see sem ses set seu sma smb smc sme smm sms smt smu ss- ssa ssb ssc sse ssm sss sst ssu sta stb stc ste stm sts stt stu sua sub suc sue sum sus sut suu taa tab tac tae tam tas tat tau tba tbb tbc tbe tbm tbs tbt tbu tca tcb tcc tce tcm tcs tct tcu te- tea teb tec tee tem tes tet teu tma tmb tmc tme tmm tms tmt tmu tsa tsb tsc tse tsm tss tst tsu tta ttb ttc tte ttm tts ttt ttu tua tub tuc tue tum tus tut tuu ua- uaa uab uac uae uam uas uat uau uba ubb ubc ube ubs ubt ubu uca ucb ucc uce ucm ucs uct ucu uea ueb uec uee uem ues uet um- uma umb umc ume umm ums umt umu usa usb usc use usm uss ust usu uta utb utc ute utm uts utt utu uua uuc uue uum uus uut uuu

-ase a-be aaaa aaab aaac aaae aaam aaas aaba aabb aabc aabm aabt aaca aacb aacc aace aacm aacs aact aacu aaea aaec aaem aaes aama aamb aamc aame aams aasa aasc aase aasm aass aast aasu aata aatc aatt aaus abaa abab abac abae abam abas abat abau abb- abba abbb abbe abbs abbt abca abcb abcc abcs abct abec abee abes abet abma abmb abmc abms abmt abs- absa abse abss absu abta abts abtu abua abue abum abus abut ac-t acaa acab acac acae acas acat acba acca accc acce accm accs acct accu ace- acea acec acem aces acet acma acmc acme acms acmu acsa acsc acse acsm acss acst acta actc acte acts actt actu acu- acue acum acus acut aeac aeas aebs aecb aect aemt aesc aess aest aeta aetc aett amaa amac amae amam amas amat amb- amba ambe ambs ambu amca amcc amcs amec amee ames amet ameu amm- amma amme ammu amsa amsc amss amst amta amtc amte amts amua amum asaa asab asac asae asam asas asat asau asba asbm asbu asc- asca ascb ascc asce asct asea asec asee asem ases aset asma asme asmm asms asmt assa assc asse asss asst assu asta astb astc aste astm asts asub asue asum asus at-t ataa atab atac atae atas atat atbs atca atcc atcs atea atec atee atem ates atm- atma atme atms atmu atsb atsc atse atst atta atte atts attu atua atub atuc atum atus auaa aube auca auce auct auma ausa ause ausm aust ausu aut- aute auts baaa baam baas baat baba babb babe babm babs babu bac- baca bacc bace bacs bact baes bama bamb bamc bame bamm bams bamu basa basc base bass bast basu bata batc bate bats batt batu bau- baum bbas bbau bbbb bbbs bbcm bbeb bbet bcaa bcam bcas bcat bcbc bcbs bcca bccc bccm bccs bcec bces bcet bcma bcms bcsa bcsc bcsm bcss bctc bcts bcuc beam beas beat beau beba bebb bebe beca becs becu beeb beem bees beet bema beme bemu bes- besa bese besm bess best beta betc bete bets bett betu bmaa bmce bmtc bmts bmus bsaa bsac bsam bsas bsat bscs bsea bseb bsec bsee bses bset bsms bsmt bssc bsse bssm bsts btaa btcc btcs btec btss bttb btus buat buba bubb bube bubs bubu buca bucc buce bucs bucu buea buem bueu bum- buma bumb bums busa busc buse buss bust busu but- buta bute buts butt buus caaa caab caac caam caas caat caba cabe cabs cabu cac- caca cacc cace cacm caec caem caes caeu cama camb camc came camm cams camt casa casb casc case casm cass cast casu cat- cata catb catc cate catm cats catt catu cauc caum caus caut cbac cbat cbbc cbbs cbca cbcc cbce