-al a-a a-b a-c aaa aab aac aae aak aal aam aap ab- aba abb abc abe abk abl abm abp ac- aca acb acc ace ack acl acm acp aea aeb aec aee aek ael aem aep aka akb akc ake akk akl akm akp al- ala alb alc ale alk all alm alp ama amb amc ame amk aml amm amp ap- apa apb apc ape apk apl apm app b-p baa bab bac bae bak bal bam bap bba bbb bbc bbe bbk bbl bbm bbp bca bcb bcc bce bck bcl bcm bcp be- bea beb bec bee bek bel bem bep bka bkb bkc bke bkk bkl bkm bkp bla blb blc ble blk bll blm blp bma bmb bmc bme bmk bml bmm bmp bpa bpb bpc bpe bpl bpm bpp c-- caa cab cac cae cak cal cam cap cba cbb cbc cbe cbk cbl cbm cbp cca ccb ccc cce cck ccl ccm ccp ce- cea ceb cec cee cek cel cem cep cka ckb ckc ckm cl- cla clb clc cle clk cll clm clp cma cmb cmc cme cmk cml cmm cmp cpa cpb cpc cpe cpk cpl cpm cpp eaa eab eac eae eak eal eam eap eba ebb ebc ebe ebk ebl ebm ebp ec- eca ecb ecc ece eck ecl ecm eea eeb eec eee eek eel eem eep eka ekb ekc eke ekl ekp ela elb elc ele elk ell elm elp em- ema emb emc eme emk eml emm emp ep- epa epb epc epe epl epm epp ka- kaa kab kac kae kak kal kam kap kba kbb kbc kbe kbk kbl kbm kbp kca kcb kcc kce kck kcl kcm kcp ke- kea keb kec kee kek kel kem kep kkb kkc kke kkk kkl kkm kkp kl- kla klb klc klm kma kmb kmc kme kmk kml kmm kmp kpa kpc kpe kpk kpl kpm kpp l-p la- laa lab lac lae lak lal lam lap lba lbb lbc lbe lbk lbl lbm lbp lca lcb lcc lce lck lcl lcm lcp lea leb lec lee lek lel lem lep lka lkb lkl lkp lla llb llc lle llk lll llm llp lma lmb lmc lme lmk lml lmm lmp lpa lpb lpc lpe lpk lpl lpm lpp maa mab mac mae mak mal mam map mba mbb mbc mbe mbk mbl mbm mbp mc- mca mcb mcc mce mck mcl mcm mcp mea meb mec mee mek mel mem mep mka mkb mkc mke mkk mkl mkm mkp mla mlb mlc mle mlk mll mlm mlp mma mmb mmc mme mmk mml mmm mmp mpa mpb mpc mpe mpk mpl mpm mpp p-p paa pab pac pae pak pal pam pap pba pbb pbc pbe pbk pbl pbm pbp pca pcb pcc pce pck pcl pcm pcp pea peb pec pee pek pel pem pep pka pkb pkc pke pkl pkm pkp pla plb plc ple plk pll plm plp pma pmb pmc pme pmk pml pmm pmp ppa ppb ppc ppe ppk ppl ppm ppp

a-ak a-be aaaa aaab aaac aaae aaal aaam aaap aaba aabb aabc aabl aabm aabp aaca aacb aacc aace aack aacl aacm aacp aaea aaec aaem aaep aaka aake aala aalc aale aall aama aamb aamc aame aamp aapa aapc aapl aapm abaa abab abac abae abak abal abam abap abb- abba abbb abbe abca abcb abcc abcl abcp abec abee abel abla able abma abmb abmc abpa abpc abpm abpp acaa acab acac acae acap acba acbl acca accc acce accm accp ace- acea acec acek acel acem acke acla aclc acle acma acmc acme acmp acpa acpe acpm aeac aeap aecb aecl aeka aela aelc aelp akaa akae akal akam akap akca akee akel akka akle al-p alaa alac alae alak alal alam alap alb- alba albc albe albm alca alcc alce alea alec alee alek alem alep alk- alka alkb alke all- alla alle alll alma almc alme alpa alpe alpl amaa amac amae amal amam amap amb- amba ambe amca amcc amec amee amel amka amla amm- amma amme ampa ampc ampe ampk ampl ampm apac apak apal apam apap apba apca apcb apcc apcm apea apec apel apem apep apke apl- apla aple aplp apma appa appc appl baaa baak baal baam baba babb babe babm bac- baca bacc bace back baek bael bak- baka bake bakl bala balc bale balk ball balm bama bamb bamc bame baml bamm bamp bapa bapc bape bapp bbbb bbcm bbeb bblb bcaa bcam bcap bcbc bcbp bcca bccc bccl bccm bcec bcma bcmp bcpl bcpp beak beal beam beap beba bebb bebe beca beck beeb beek beel beem beep beka beke bela bele belk bell belm belp bema beme blaa blab blac blae blak blam blea bleb blee blek blem blkb blme bmaa bmce bmep bpcp bpea bpel bpmc bpml caaa caab caac caal caam caap caba cabe cac- caca cacc cace cack cacm caec caem caka cake cala calc cale calk call calm calp cama camb camc came camk caml camm camp capa capb capc cape capm capp cbac cbal cbbc cbca cbcc cbce cbcl cbcm cbcp cbea cbec cbee cbka cbkl cbkm cblb cblc cbme cbpc cbpp ccaa ccab ccac ccam ccap ccba ccbc ccca cccb cccc cccl cccm cccp ccee ccel cckm ccla cclc cclm ccma ccmb ccmc ccmm ccmp ccpa ccpe ccpl ccpm ccpp ceac ceal ceba cebp cec- ceca cece cecm cecp ceeb ceec ceel ceem ceke cel- cela celc cele cell cema cemb ceme cemm cemp cepa cepc cepe cepp ckac ckbc ckbe ckck ckcl ckcm ckem cklm ckml ckmp ckpc clab clam clap clea clec clee clek clem clep clpb clpp cmaa cmac cmap cmba cmbc cmcc cmea cmec cmla cmll cmmb cmmc cmml cmpa cmpc cmpk cmpl cmpp cpaa cpac cpam cpap cpbc cpca cpce cpcm cpea cpeb cpep cplc cpma cpme cpmp cppa cppm e-cl e-la eaba eaca eacc eaec eala ealc eale eama