-al a-a a-b a-c a-t aaa aab aac aae aak aal aap aat ab- aba abb abc abe abk abl abp abt ac- aca acb acc ace ack acl acp act aea aeb aec aee aek ael aep aet aka akb akc ake akk akl akp al- ala alb alc ale alk all alp alt ap- apa apb apc ape apk apl app apt at- ata atb atc ate atl atp att b-p baa bab bac bae bak bal bap bat bba bbb bbc bbe bbk bbl bbp bbt bca bcb bcc bce bck bcl bcp bct be- bea beb bec bee bek bel bep bet bka bkb bkc bke bkk bkl bkp bkt bla blb blc ble blk bll blp blt bpa bpb bpc bpe bpl bpp bpt bta btb btc bte btk btl btp btt c-- caa cab cac cae cak cal cap cat cba cbb cbc cbe cbk cbl cbp cbt cca ccb ccc cce cck ccl ccp cct ce- cea ceb cec cee cek cel cep cet cka ckb ckc ckt cl- cla clb clc cle clk cll clp clt cpa cpb cpc cpe cpk cpl cpp cpt cta ctb ctc cte ctk ctl ctp ctt eaa eab eac eae eak eal eap eat eba ebb ebc ebe ebk ebl ebp ebt ec- eca ecb ecc ece eck ecl ect eea eeb eec eee eek eel eep eet eka ekb ekc eke ekl ekp ekt ela elb elc ele elk ell elp elt ep- epa epb epc epe epl epp ept eta etb etc ete etk etl etp ett k-t ka- kaa kab kac kae kak kal kap kat kba kbb kbc kbe kbk kbl kbp kca kcb kcc kce kck kcl kcp kct ke- kea keb kec kee kek kel kep ket kkb kkc kke kkk kkl kkp kkt kl- kla klb klc klt kpa kpc kpe kpk kpl kpp kpt kta ktb ktc kte ktk ktl ktp ktt l-p la- laa lab lac lae lak lal lap lat lba lbb lbc lbe lbk lbl lbp lbt lca lcb lcc lce lck lcl lcp lct lea leb lec lee lek lel lep let lka lkb lkl lkp lkt lla llb llc lle llk lll llp llt lpa lpb lpc lpe lpk lpl lpp lpt lta ltb ltc lte ltk ltl ltp ltt p-p paa pab pac pae pak pal pap pat pba pbb pbc pbe pbk pbl pbp pbt pca pcb pcc pce pck pcl pcp pct pea peb pec pee pek pel pep pet pka pkb pkc pke pkl pkp pkt pla plb plc ple plk pll plp plt ppa ppb ppc ppe ppk ppl ppp ppt pt- pta ptb ptc pte ptk ptl ptp ptt taa tab tac tae tak tal tap tat tba tbb tbc tbe tbk tbl tbp tbt tca tcb tcc tce tck tcl tcp tct te- tea teb tec tee tek tel tep tet tka tkb tkc tke tkk tkl tkp tkt tla tlc tle tlk tll tlp tlt tpa tpb tpc tpe tpk tpl tpp tpt tta ttb ttc tte ttk ttl ttp ttt

a-ak a-be aaaa aaab aaac aaae aaal aaap aaba aabb aabc aabl aabp aabt aaca aacb aacc aace aack aacl aacp aact aaea aaec aaep aaka aake aala aalc aale aall aapa aapc aapl aapt aata aatc aatk aatt abaa abab abac abae abak abal abap abat abb- abba abbb abbe abbt abca abcb abcc abcl abcp abct abec abee abel abet abla able abpa abpc abpp abta ac-t acaa acab acac acae acap acat acba acbl acca accc acce accp acct ace- acea acec acek acel acet acke acla aclc acle acpa acpe acpt acta actc acte actl actt aeac aeap aecb aecl aect aeka aela aelc aelp aeta aetc aett akaa akae akal akap akca akee akel akka akle akte al-p alaa alac alae alak alal alap alat alb- alba albc albe alca alcc alce alea alec alee alek alep alet alk- alka alkb alke all- alla alle alll alpa alpe alpl alta alte apac apak apal apap apat apba apca apcb apcc apea apec apel apep apet apke apl- apla aple aplp appa appc appl appt apta aptc apte aptt at-l at-t ataa atab atac atae atak atal atap atat atca atcc atck atcl atea atec atee atel atep atka atkt atla atle atta atte attp baaa baak baal baat baba babb babe bac- baca bacc bace back bact baek bael bak- baka bake bakl bakt bala balc bale balk ball balt bapa bapc bape bapp bapt bata batc bate batt bbbb bbeb bbet bblb bcaa bcap bcat bcbc bcbp bcca bccc bccl bcec bcet bcpl bcpp bctc beak beal beap beat beba bebb bebe beca beck beeb beek beel beep beet beka beke bela bele belk bell belp belt beta betc bete bett bkpt blaa blab blac blae blak blat blbt blea bleb blee blek blet blkb bpcp bpea bpel btaa btbp btcc btcl btec btek btla btlp bttb caaa caab caac caal caap caat caba cabe cac- caca cacc cace cack caec caka cake cala calc cale calk call calp calt capa capb capc cape capp capt cat- cata catb catc cate catt cbac cbal cbat cbbc cbca cbcc cbce cbcl cbcp cbct cbea cbec cbee cbet cbka cbkl cblb cblc cbpc cbpp cbta cbtc cbtl ccaa ccab ccac ccap ccat ccba ccbc ccca cccb cccc cccl cccp ccee ccel ccla cclc ccpa ccpe ccpl ccpp cctb cctc cctl cctt ceac ceal ceat ceba cebp cec- ceca cece cecp cect ceeb ceec ceel ceke cel- cela celc cele cell celt cepa cepc cepe cepp cept cet- ceta cete cetp ckac ckat ckbc ckbe ckck ckcl ckpc cktb clab clap clat clea clec clee clek clep clet clpb clpp cltb cltc cpaa cpac cpap cpbc cpca cpce cpea cpeb cpep cplc cppa cptp ctab ctae ctal ctba ctca ctcp ctec ctep ctle ctpp ctta e-cl e-la eaba eaca eacc eaec eala ealc eale eapc eapp eata eate ebac ebal ebba