-al -er a-a a-c aaa aac aae aag aak aal aar aas ac- aca acc ace acg ack acl acr acs aea aec aee aeg aek ael aer aes ag- aga agc age agg agk agl agr ags aka akc ake akg akk akl akr aks al- ala alc ale alg alk all alr als ar- ara arc are arg ark arl arr ars as- asa asc ase asg ask asl asr ass c-- caa cac cae cag cak cal car cas cca ccc cce ccg cck ccl ccr ccs ce- cea cec cee ceg cek cel cer ces cga cgc cge cgg cgl cgr cgs cka ckc cks cl- cla clc cle clg clk cll clr cls cra crc cre crg crk crl crr crs csa csc cse csg csk csl csr css eaa eac eae eag eak eal ear eas ec- eca ecc ece ecg eck ecl ecr ecs eea eec eee eeg eek eel eer ees ega egc ege egg egl egr egs eka ekc eke ekg ekl ekr eks ela elc ele elg elk ell elr els era erc ere erg erk erl err ers es- esa esc ese esg esk esl esr ess gaa gac gae gag gak gal gar gas gca gcc gce gcg gck gcl gcr gcs ge- gea gec gee geg gek gel ger ges gga ggc ggg ggr ggs gka gks gla glc gle glg glk gll glr gls gra grc gre grg grk grl grr grs gsa gsc gse gsg gsk gsl gsr gss ka- kaa kac kae kag kak kal kar kas kca kcc kce kcg kck kcl kcr kcs ke- kea kec kee keg kek kel ker kes kga kgc kgl kgs kkc kke kkk kkl kkr kks kl- kla klc klg klr kls kra krc krg krk krl krr krs ksa ksc kse ksg ksk ksl ksr kss la- laa lac lae lag lak lal lar las lca lcc lce lcg lck lcl lcr lcs lea lec lee leg lek lel ler les lga lgc lge lgg lgk lgl lgr lgs lka lkg lkl lkr lks lla llc lle llg llk lll llr lls lra lrc lrg lrk lrr lrs lsa lsc lse lsg lsk lsl lsr lss ra- raa rac rae rag rak ral rar ras rca rcc rce rcg rcl rcr rcs re- rea rec ree reg rek rel rer res rga rgc rge rgg rgk rgr rgs rkc rke rkg rkk rks rla rlc rle rlg rll rlr rls rra rrc rrg rrk rrl rrr rrs rsa rsc rse rsg rsk rsl rsr rss saa sac sae sag sak sal sar sas sca scc sce scg sck scl scr scs se- sea sec see seg sek sel ser ses sga sgc sge sgg sgk sgl sgr sgs sk- ska skc ske skg skk skl skr sks sla slc sle slg slk sll slr sls sr- sra src sre srg srk srl srr srs ss- ssa ssc sse ssg ssk ssl ssr sss

-ase a-ak aaaa aaac aaae aaal aaar aaas aaca aacc aace aack aacl aacr aacs aaea aaec aaes aage aaka aake aala aalc aale aall aals aara aarc aare aars aasa aasc aase aass acaa acac acae acag acar acas acca accc acce accs ace- acea acec acek acel acer aces acga acgr acgs acke acks acla aclc acle aclr acls acr- acra acrc acre acrr acrs acsa acsc acse acsl acss aeac aeas aecl aeer aega aeka aela aelc aer- aera aerc aers aesc aess agac agag agal agar agas agca agcc agce agea agee agel ager ages agga agge agla aglc agle agls agra agre agrl agsa agsg akaa akae akal akar akas akca akee akeg akel aker akes akka akle akr- akra akre aksa alaa alac alae alag alak alal alar alas alca alcc alce alcs alea alec alee aleg alek aler ales alg- alga alge algs alk- alka alke all- alla alle alll allr alls alsa alsc alse arac arae arag arak aral arar aras arc- arca arce arcs area arec aree areg arek arel ares arga arge args arka arke arks arla arle arr- arra arrc arre arrg arrk arrr arrs ars- arsa arsc arse arsk asaa asac asae asag asak asal asar asas asc- asca ascc asce ascl ascr asea asec asee asek asel aser ases asge aska aske askr asks asla asle aslr asra asrc asrg asrs assa assc asse assk assl assr asss caaa caac caal caas cac- caca cacc cace cack cacr caec caer caes caga cage cagg cagr cags caka cake cala calc cale calk call cals cara carc care cark carl carr cars casa casc case cask casl casr cass ccaa ccac ccag ccar ccas ccca cccc cccl cccs ccee ccel ccga ccgc ccgs ccla cclc cclg ccls ccra ccrc ccre ccrg ccrl ccrs ccsa ccsg ccsl ccss ceac ceal cear ceas cec- ceca cece cecs ceec ceel cees cege ceke cel- cela celc cele cell cels cer- cera cerc cere cerl cers cesa cesc cese cesg cesr cess cgac cgal cgas cgcc cgcg cgel cger cges cggs cgss ckac ckck ckcl ckcs cker ckga ckgl cklg ckrc cksa cksl clag clar clas clea clec clee cleg clek cler cles clkg clra clrs clsa clsc crac crag crar cras crca crcc crce crcr cre- crea crec cree creg cres crgs crkc crkl crls crsa crss csaa csac csak csar csas cscc csce cscl cscr cscs csea csec csee cser cska csks csla cslr csra csrc csrs cssa csse cssr e-cl e-la eaca eacc eaec eaga eage eagl eala ealc eale eara eare earl ears easa ease ecaa ecac ecal ecar ecca eccc ecce eccl eces ecgs ecka ecks ecla ecra ecrc ecrl ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eega eegs eeka eeke eeks eele eels eera eerc eerg eers eese eesk egaa egae egal egar egas egcc egcg egcr egea egec egee egel eger egge eggs egks eglc egle egra egre egsc egsl egss eka- ekek eker