-al a-a a-b a-c aaa aab aac aae aag aak aal aap ab- aba abb abc abe abg abk abl abp ac- aca acb acc ace acg ack acl acp aea aeb aec aee aeg aek ael aep ag- aga agb agc age agg agk agl agp aka akb akc ake akg akk akl akp al- ala alb alc ale alg alk all alp ap- apa apb apc ape apg apk apl app b-p baa bab bac bae bag bak bal bap bba bbb bbc bbe bbg bbk bbl bbp bca bcb bcc bce bcg bck bcl bcp be- bea beb bec bee beg bek bel bep bga bgb bgc bge bgg bgk bgl bgp bka bkb bkc bke bkg bkk bkl bkp bla blb blc ble blg blk bll blp bpa bpb bpc bpe bpg bpl bpp c-- caa cab cac cae cag cak cal cap cba cbb cbc cbe cbg cbk cbl cbp cca ccb ccc cce ccg cck ccl ccp ce- cea ceb cec cee ceg cek cel cep cga cgb cgc cge cgg cgl cgp cka ckb ckc cl- cla clb clc cle clg clk cll clp cpa cpb cpc cpe cpg cpk cpl cpp eaa eab eac eae eag eak eal eap eba ebb ebc ebe ebg ebk ebl ebp ec- eca ecb ecc ece ecg eck ecl eea eeb eec eee eeg eek eel eep ega egb egc ege egg egl egp eka ekb ekc eke ekg ekl ekp ela elb elc ele elg elk ell elp ep- epa epb epc epe epg epl epp g-p gaa gab gac gae gag gak gal gap gba gbc gbe gbg gbk gbl gbp gca gcb gcc gce gcg gck gcl gcp ge- gea geb gec gee geg gek gel gep gga ggb ggc ggg ggp gka gkb gkp gla glb glc gle glg glk gll glp gpa gpb gpc gpe gpg gpk gpl gpp ka- kaa kab kac kae kag kak kal kap kba kbb kbc kbe kbk kbl kbp kca kcb kcc kce kcg kck kcl kcp ke- kea keb kec kee keg kek kel kep kga kgb kgc kgl kgp kkb kkc kke kkk kkl kkp kl- kla klb klc klg kpa kpc kpe kpk kpl kpp l-p la- laa lab lac lae lag lak lal lap lba lbb lbc lbe lbg lbk lbl lbp lca lcb lcc lce lcg lck lcl lcp lea leb lec lee leg lek lel lep lga lgb lgc lge lgg lgk lgl lgp lka lkb lkg lkl lkp lla llb llc lle llg llk lll llp lpa lpb lpc lpe lpg lpk lpl lpp p-p paa pab pac pae pag pak pal pap pba pbb pbc pbe pbg pbk pbl pbp pca pcb pcc pce pcg pck pcl pcp pea peb pec pee peg pek pel pep pga pgb pgc pge pgg pgk pgl pgp pka pkb pkc pke pkg pkl pkp pla plb plc ple plg plk pll plp ppa ppb ppc ppe ppg ppk ppl ppp

a-ak a-be aaaa aaab aaac aaae aaal aaap aaba aabb aabc aabl aabp aaca aacb aacc aace aack aacl aacp aaea aaec aaep aage aaka aake aala aalc aale aall aapa aapc aapl abaa abab abac abae abag abak abal abap abb- abba abbb abbe abca abcb abcc abcl abcp abec abee abel abgl abla able abpa abpc abpp acaa acab acac acae acag acap acba acbl acca accc acce accp ace- acea acec acek acel acga acke acla aclc acle acpa acpe aeac aeap aecb aecl aega aeka aela aelc aelp agac agag agal agap agba agca agcc agce agea agee agel agep agga agge agla aglc agle aglp agpl akaa akae akal akap akca akee akeg akel akka akle al-p alaa alac alae alag alak alal alap alb- alba albc albe alca alcc alce alea alec alee aleg alek alep alg- alga alge alk- alka alkb alke all- alla alle alll alpa alpe alpg alpl apac apak apal apap apba apbg apca apcb apcc apea apec apeg apel apep apga apke apl- apla aple aplp appa appc appl baaa baak baal baba babb babe bac- baca bacc bace back baek bael baga bage bagg bak- baka bake bakl bala balc bale balk ball bapa bapc bape bapp bbbb bbeb bbga bblb bcaa bcap bcbc bcbg bcbp bcca bccc bccl bcec bcpl bcpp beag beak beal beap beba bebb bebe beca beck beeb beeg beek beel beep bega begg beka beke bela bele belg belk bell belp bgca bkpg blaa blab blac blae blag blak blea bleb blee bleg blek blkb bpcp bpea bpel caaa caab caac caal caap caba cabe cabg cac- caca cacc cace cack caec caga cage cagg caka cake cala calc cale calk call calp capa capb capc cape capp cbac cbal cbbc cbca cbcc cbce cbcl cbcp cbea cbec cbee cbga cbgb cbka cbkg cbkl cblb cblc cbpc cbpp ccaa ccab ccac ccag ccap ccba ccbc ccca cccb cccc cccl cccp ccee ccel ccga ccgc ccla cclc cclg ccpa ccpe ccpl ccpp ceac ceal ceba cebp cec- ceca cece cecp ceeb ceec ceel cege ceke cel- cela celc cele cell cepa cepc cepe cepp cgac cgal cgap cgcc cgcg cgel ckac ckbc ckbe ckck ckcl ckga ckgl cklg ckpc ckpg clab clag clap clea clec clee cleg clek clep clkg clpb clpp cpaa cpac cpag cpap cpbc cpca cpce cpea cpeb cpep cpga cpgb cplc cppa e-cl e-la eaba eaca eacc eaec eaga eage eagl eala ealc eale eapc eapp ebac ebal ebba ebbc ebcc ebel ebla ecaa ecac ecal ecbc ecbe ecca eccb eccc ecce eccl ecka ecla ecpa ecpg ecpp eeca eeea eeee eega eeka eeke eele egaa egae egal egba egbe egcc egcg egea egec egee egel eggb egge eggp eglc egle egpa egpb egpe eka- ekab ekeb ekek ekka ekpe el-b el-p elab elac elal elba elbe elca elcb elce elea elec elee elek elgg elka elke ella elle elpe epaa epac epcc epec epee eple epll eppa eppc eppp