-al a-a a-b a-c a-t aaa aab aac aal aam aas aat aau ab- aba abb abc abl abm abs abt abu ac- aca acb acc acl acm acs act acu al- ala alb alc all alm als alt alu ama amb amc aml amm ams amt amu as- asa asb asc asl asm ass ast asu at- ata atb atc atl atm ats att atu au- aua aub auc aul aum aus aut b-u baa bab bac bal bam bas bat bau bba bbb bbc bbl bbm bbs bbt bbu bca bcb bcc bcl bcm bcs bct bcu bla blb blc bll blm bls blt blu bma bmb bmc bml bmm bms bmt bmu bsa bsb bsc bsl bsm bss bst bsu bta btb btc btl btm bts btt btu bua bub buc bul bum bus but buu c-- caa cab cac cal cam cas cat cau cba cbb cbc cbl cbm cbs cbt cbu cca ccb ccc ccl ccm ccs cct ccu cl- cla clb clc cll clm cls clt clu cma cmb cmc cml cmm cms cmt cmu csa csb csc csl csm css cst csu cta ctb ctc ctl ctm cts ctt ctu cua cub cuc cul cum cus cut cuu la- laa lab lac lal lam las lat lau lba lbb lbc lbl lbm lbs lbt lbu lca lcb lcc lcl lcm lcs lct lcu lla llb llc lll llm lls llt llu lma lmb lmc lml lmm lms lmt lmu lsa lsb lsc lsl lsm lss lst lsu lta ltb ltc ltl ltm lts ltt ltu lua lub luc lul lum lus lut luu maa mab mac mal mam mas mat mau mba mbb mbc mbl mbm mbs mbt mbu mc- mca mcb mcc mcl mcm mcs mct mcu mla mlb mlc mll mlm mls mlt mlu mma mmb mmc mml mmm mms mmt mmu msa msb msc msl msm mss mst msu mta mtb mtc mtl mtm mts mtt mtu mua mub muc mul mum mus mut muu saa sab sac sal sam sas sat sau sba sbb sbc sbl sbm sbs sbt sbu sca scb scc scl scm scs sct scu sla slb slc sll slm sls slt slu sma smb smc sml smm sms smt smu ss- ssa ssb ssc ssl ssm sss sst ssu sta stb stc stl stm sts stt stu sua sub suc sul sum sus sut suu taa tab tac tal tam tas tat tau tba tbb tbc tbl tbm tbs tbt tbu tca tcb tcc tcl tcm tcs tct tcu tla tlc tll tlm tls tlt tlu tma tmb tmc tml tmm tms tmt tmu tsa tsb tsc tsl tsm tss tst tsu tta ttb ttc ttl ttm tts ttt ttu tua tub tuc tul tum tus tut tuu ua- uaa uab uac ual uam uas uat uau uba ubb ubc ubl ubs ubt ubu uca ucb ucc ucl ucm ucs uct ucu ula ulb ulc ull ulm uls ult ulu um- uma umb umc uml umm ums umt umu usa usb usc usl usm uss ust usu uta utb utc utl utm uts utt utu uua uuc uum uus uut uuu

aaaa aaab aaac aaal aaam aaas aaba aabb aabc aabl aabm aabt aaca aacb aacc aacl aacm aacs aact aacu aala aalc aall aals aalu aama aamb aamc aams aasa aasc aasm aass aast aasu aata aatc aatt aaus abaa abab abac abal abam abas abat abau abb- abba abbb abbs abbt abca abcb abcc abcl abcs abct abla abls abma abmb abmc abms abmt abs- absa absl abss absu abta abts abtu abua abul abum abus abut ac-t acaa acab acac acas acat acba acbl acca accc accm accs acct accu acla aclc acls aclu acma acmc acms acmu acsa acsc acsl acsm acss acst acta actc actl acts actt actu acu- acul acum acus acut alaa alac alal alam alas alat alau alb- alba albc albm albs albu alca alcc alcs all- alla alll alls allu alma almc alms almu alsa alsc alst alta altm alts alua alum alus alut amaa amac amal amam amas amat amb- amba ambs ambu amca amcc amcs amla amm- amma ammu amsa amsc amsl amss amst amta amtc amts amua amul amum asaa asab asac asal asam asas asat asau asba asbm asbu asc- asca ascb ascc ascl asct asla asma asml asmm asms asmt assa assc assl asss asst assu asta astb astc astl astm asts asub asum asus at-l at-t ataa atab atac atal atas atat atbs atca atcc atcl atcs atla atls atm- atma atml atms atmu atsb atsc atst atta atts attu atua atub atuc atul atum atus auaa auca auct aul- aula aull auls ault aulu auma ausa ausm aust ausu aut- auts baaa baal baam baas baat baba babb babm babs babu bac- baca bacc bacs bact bala balc ball balm bals balt balu bama bamb bamc baml bamm bams bamu basa basc bass bast basu bata batc bats batt batu bau- baul baum bbas bbau bbbb bbbs bbcm bblb bbls bcaa bcam bcas bcat bcbc bcbs bcca bccc bccl bccm bccs bcma bcms bcsa bcsc bcsl bcsm bcss bctc bcts bcuc blaa blab blac blam blas blat blau blbt blcu blls blss blst blts blub blum blus blut bmaa bmtc bmts bmus bsaa bsac bsam bsas bsat bscs bslc bsms bsmt bssc bssm bsts btaa btcc btcl btcs btla btss bttb btus bual buat buba bubb bubs bubu buca bucc bucs bucu bula bulb bull buls bult bulu bum- buma bumb bums busa busc buss bust busu but- buta buts butt buus caaa caab caac caal caam caas caat caba cabs cabu cac- caca cacc cacm cala calc call calm cals calt calu cama camb camc caml camm cams camt casa casb casc casl casm cass cast casu cat- cata catb catc catm cats catt catu cauc caul caum caus caut cbac cbal cbat cbbc cbbs cbca cbcc cbcl cbcm cbcs cbct cbcu cblb cblc cbms cbsa cbsc cbsm