cscb cscc csce cscr cscs csea csec csee cser cset csra csrc csrs cssa csse cssr csta cstc cstr csts cstx csxt ctab ctae ctba ctbs ctca ctec ctrc ctrs ctsa ctsc ctss ctta ctts cxxx eaba eaca eacc eaec eara earb eare ears eart easa ease east eata eate eats ebac ebba ebbc ebbr ebbs ebcc eber ebes ebsa ecaa ecac ecar ecat ecbc ecbe ecca eccb eccc ecce ecct eces ecra ecrc ecrr ecsa ecsc ecse ecss ect- ecta ectc ects eeca eecs eeea eeee eees eera eerc eers eese eeta eetc eete eets eext er-x eras erat erba erbb erbe erca ercc erce ereb erec erer eres eret erra errc erre errs ersa erse erst erta erts esab esac esar esas esat esba esbs esca escb esce escr escs esea esee eser eses eset esra essa esse esst esta estc este estr ests etas etat etbc etbr etcc etcs etec etee eter etes etra etre etta ette exa- exec exer exes exrx exta exte extr exts raab raas raat raba rabb rabe rabs rac- raca racc race racs ract raec raer raes rara rarb rare rars rasa rasc rase rass rast rata rate rats ratt raxa rbbb rbbr rbbs rbss rbst rcac rcas rcbc rccb rccc rccs rcet rcsa rcsc rcss rctc rcts rea- reac reae rear reas reat reba rebb rebe rebs reca recc rece recr recs rect reeb rees reet rera rere rers rert resa rese ress rest reta rete retr rets rett rexx rras rrat rrrr rsaa rscc rscs rsee rsre rssa rsts rtas rtca rtcc rtce rtee rtes rtex rtss rtts rxes sa-c sa-x saab saac saae saar saas saat saba sabb sabc sabe sabr sabs saca sacc sace sacr sacs sact saeb saer saes saex sara sarc sare sarr sars sart sasa sasc sase sass sast sata satb satc sate satr sats satt saxa saxe saxt sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbct sber sbsa sbse sbst sbtc scaa scab scac scar scas scat scba sccc scce sccs scct scea scec scee scer scet scr- scra scrc scre scrs scsa scsc scsr scst sctc sctr scts se-c se-e se-s se-t se-x seaa seab seac sear seas seat seax seba sebe sebs sebt sec- seca secc sece secr secs sect seea seeb seec seer sees seet seex sera serb serc sere serr sers sert sesa sesc sese sess sest set- seta setc sete sets sett setx sex- sexe sext sras srbc srcc srct sreb srec sres srta srtr ssaa ssab ssac ssas ssat ssbr ssca sscc ssce sscs ssec ssee sses sset ssex ssra ssrc ssrs sssa sssb sssc ssss ssta sstb sstc ssts stab stac stae star stas stat stax stbc stbs stca stcc stcs stea stec stee ster stes stet stex stra strc stre strs stss sttc sttr taa- taar taas taat taba tabb tabc tabe tabs taca tacc tace tacs tact taec taer taes tara tarb tarc tare tarr tars tart tasa tasb tasc tase tasr tass tast tata tatb tate tatr tats tatt tax- taxa taxe taxt tbar tbas tbbs tbca tbcb tbcc tbce tbrb tbst tbta tcbs tcca tccc tctc tcts teac tear teas teat teba teca tecr tecs tect teec teer tees teet ter- tera terc tere terr ters tesa tesc tese tess test teta tete tetr tets tett tetx texa text traa trab trac trae tras trat trax trca trcc tre- trea trec tree tres tret trex trra trst trtc trte trtr tsaa tsar tsat tsbc tsca tscc tsec tses tset tssa tsse tssr tsst tstc tsts ttab ttbb tter ttss tttt txaa txtr xaar xace xact xara xare xate xats xbar xbee xbra xcas xcat xces xeer xer- xera xers xert xexe xtar xtbs xtea xtra xtsr xxxx

-aaa- -tree a-sea aaaas aaace aaaee aaarc aaasa aaass aaata aabaa aabba aabra aacbc aaces aacsa aacsb aacss aacte aarts aasee aaset aasra aatsr aatxe abaab ababa ababe ababs abaca abacs abaer abara abare abasa abase abass abate abbac abbar abbas abbat abbes abbet abbrs abcas abccc abear abeat abeba abebe abece abeer abees abeet abera abere aberr abert abest abets abrac abrar abras abres absar absee abset abstr abtaa abtar acaca acacb acar- acara acare acars acase acass acast acate acats accas accra accts aceae acera acerb acers acet- aceta acrab acrea acree acres act-r actar actas acter actes actra actrs actsa aeaea aebbe aeres aerts aetas aetat aeter ar-ab ara-c araat arab- araba arabe arabs araca arace araea arara arare arars arase arass arata arate araxa arbab arbar arbas arbat arbee arber arbet arbre arcae arcas arcee arces arct- arcte areae arear areas areat areca arect arees areet arere arese arest arete arets arett arexx arras arrea arres arret arsac arsat arses arset arste art-x artar artas artat artax artea artec arter artes artex asaba asabc asara asare asasa asats asbca ascar asce- ascea asear aseat aseer asere asers asrar assab assac assas assat assce asse- asser asses asset assts astab astar astas astat aster astet astex astr- astra astre asxas atara atars atats ataxx atbar atbat atear ateas ateat ateca ater- aterr atest atete atrab atras atrax atree atres atrex atrst atsea attar attas attea atter attex attra axact axces axers axert axess axses b-cas baabe baars baart baata baate babar babas babax babbs babec babee baber babes babra bacab bacar bacas bacax bacca bacea bacta baers baert bar-x baraa barab barac barar baras barat barba barbe barbs barca barce barcs barea barer bares baret barra barre barrs barsa barse barss barst barta barts basab basar basca baser bases baset basex basra bassa basse basta baste basts batab batac batar batas batat batea bater bates batra batre batsa batta batte batts bbart bbbee bbear bbser bbsrc bcbst bccat bcers be-er beara beare bears beart bease beast beata beate beats bebar bebat beber bebes bebra becca becta beeac beebe beebs beers beest beete beets berar berat berba berbe berca berea berec beres beret berra berre bersa berse berta berte berts besar besas besat