a-be aaaa aaab aaac aaae aaal aaam aaar aaba aabb aabc aabl aabm aaca aacb aacc aace aacl aacm aacr aaea aaec aaem aage aala aalc aale aall aama aamb aamc aame aamr aara aarc aare aarm abaa abab abac abae abag abal abam abar abb- abba abbb abbe abbr abca abcb abcc abcl abcr abec abee abel aber abgl abla able abma abmb abmc abra abrc acaa acab acac acae acag acar acba acbl acca accc acce accm ace- acea acec acel acem acer acga acgr acla aclc acle aclr acma acmc acme acmg acr- acra acrc acre acrm acrr aeac aecb aecl aeer aega aela aelc aer- aera aerc agac agag agal agam agar agba agca agcc agce agea agee agel agem ager agga agge agla aglc agle agma agmc agme agra agre agrl alaa alac alae alag alal alam alar alb- alba albc albe albm alca alcc alce alea alec alee aleg alem aler alg- alga alge all- alla alle alll allr alma almc alme amaa amac amae amag amal amam amar amb- amba ambe ambr amca amcc amec amee amel amer amga amla amm- amma amme amra amrc amrl arab arac arae arag aral aram arar arba arbe arc- arca arce arcm area arec aree areg arel arem arga argb arge arla arle arma armc arme arml armm arr- arra arrc arre arrg arrr baaa baal baam baar baba babb babe babm babr bac- baca bacc bace bael baer baga bage bagg bala balc bale ball balm bama bamb bamc bame baml bamm bar- bara barb barc bare barg barm barr bbbb bbcm bbeb bbga bbgm bblb bbmg bbrc bbrg bcaa bcam bcar bcbc bcbg bcca bccc bccl bccm bcec bcer bcma bcra beag beal beam bear beba bebb bebe beca beeb beeg beel beem beer bega begg bela bele belg bell belm bema beme bera berc bere berg berm berr bgca blaa blab blac blae blag blam blea bleb blee bleg blem blme blrc blrg bmaa bmag bmce brab brac brae brag bram brca brcb brce brea breb brec bree breg brel brem brer brmc brrm brrr caaa caab caac caal caam caba cabe cabg cac- caca cacc cace cacm cacr caec caem caer caga cage cagg cagr cala calc cale call calm cama camb camc came caml camm cara carb carc care carl carm carr cbac cbal cbar cbbc cbca cbcc cbce cbcl cbcm cbcr cbea cbec cbee cber cbga cbgb cblb cblc cbme cbre cbrl cbrm ccaa ccab ccac ccag ccam ccar ccba ccbc ccca cccb cccc cccl cccm ccee ccel ccga ccgc ccla cclc cclg cclm ccma ccmb ccmc ccmm ccra ccrc ccre ccrg ccrl ceac ceal cear ceba cec- ceca cece cecm ceeb ceec ceel ceem cege cel- cela celc cele cell cema cemb ceme cemm cemr cer- cera cerc cere cerl cgac cgal cgcc cgcg cgel cger cgmc clab clag clam clar clea clec clee cleg clem cler clmg clra cmaa cmac cmba cmbc cmcc cmea cmec cmla cmll cmmb cmmc cmml cmra cmrr crab crac crag cram crar crbc crca crcc crce crcr cre- crea creb crec cree creg crem crmb e-cl e-la eaba eaca eacc eaec eaga eage eagl eala ealc eale eama eame eara earb eare earl ebac ebal ebam ebba ebbc ebbr ebcc ebel eber ebla ecaa ecac ecal ecam ecar ecbc ecbe ecca eccb eccc ecce eccl eccm ecem ecla ecma ecra ecrc ecrl ecrm ecrr eeca eeea eeee eega eele eera eerc eerg egaa egae egal egar egba egbe egcc egcg egcr egea egec egee egel egem eger eggb egge eglc egle egma egml egra egre el-b elab elac elal elam elar elba elbe elca elcb elce elea elec elee elem eler elgg ella elle elma elme elml elra emac emae emag emam emar emba embe embr emcc emel emer emle emlm emma emme emml emra emre eral eram erba erbb erbe erca ercc erce ereb erec erel erem erer erg- erga ergg erla erle erll erma ermc erme erra errc erre gaal gaar gaba gabb gabe gabl gabr gace gaea gaec gael gaer gaga gage gagg gala gale gall galm gam- gama gamb game gamm gara garb gare garg garm garr gbag gbmc gc-c gcaa gcal gcbc gccc gclc gclm gcma gcmc gcrg geab geal gear geba gebe geca gece geel geer gege gegg gegl gela gelb gele gelg gell gem- gema gemm gemr gera gerb gere gerl germ ggcl gggg glaa glab glam glar glbc glcc glce gleb glee gleg glem glge glma glrb gmac gmer gmlc gmme gmml gmmr grab grac grae gram grbr grcc grce grea greb grec gree greg grem grml grrl grrr laaa laac laag laal laam laar laba labe labr laca lacc lace lacl lael laem laer lag- laga lage lagg lala lale lall lalm lama lamb lame lamm lamr lara larb larc lare larg larm larr lbar lbcc lblr lbmc lcac lcbc lcca lccc lcce lccm lcer lcra lcrg lcrl leaa leag leal leam lear leba leca lece leea leel leem leer lega lege legg lela lele lell lema leme lemm lera lerc lere lerm lgca lger llcc llgc lllc llll lmcc lmmr lrac lral lram lrba lrgb lrmc lrrc lrrr maaa maac maag maal maam maar maba mabe mac- maca macb macc mace macr maee mael maem maer maga mage magg mal- mala male mall malm mama mamc mame mar- mara marc mare marg marl marm marr mbac mbam mbba mbca mcaa mcac mcba mcbc mcca mccc mccl mcga mcla mcmc mcml mcrc meag meal mear mebe mec- meca mecc mece mecr meel meem meer meg- mega mege megg megr mel- mela melb melc mele mell mema memc meme meml memr mer- mera merb merc mere merl merm mgam mger mgga mgla mgle mgrm mlab mlba mlcc mlle mmaa mmab mmac mmar mmcc mmcg mmcl mmcm mmea mmmc mmmm mmrc mr-c mrac mrbb mrbm mrca mrcb mrcc mrce mreb mree mreg mrmc mrml mrrc raab raag raam raba rabb rabe rabl rac- raca racc race