kbte kbtk kbtr kbts kbtt kcaa kcab kcac kcad kcar kcas kcat kcba kcbc kcbd kcbk kcbr kcbs kcca kccb kccc kccd kcck kccr kcct kcda kcdc kcdd kcdr kcds kcea kceb kcec kced kcee kcet kckc kckk kckr kcrc kcrr kcrs kcrt kcsa kcsb kcsc kcsd kcse kcsr kcss kcst kcta kctb kctc kcte kdaa kdab kdac kdad kdae kdak kdar kdat kdbb kdbr kdbs kdca kdcc kdcd kdce kdcr kddb kddc kddd kddk kddr kdeb kdec kdet kdka kdkb kdkd kdkk kdkr kdkt kdrb kdrs kdsc kdsd kdsk kdsr kdss kdst kdta kdtd kdtr kea- kead keak kear keas keat keba kebb kebc kebe kebr kebt keca keck kecr keda kedb kedc kedd kede kedr keds kedt keed keek keer kees keet keka kekb kekc keke keks ker- kera kerb kerc kere kerk kerr kers kert kesa kesb kesc kesd kesk kesr kess kest ket- keta ketc ketd kete ketk ketr kets kett kkaa kkac kkar kkat kkba kkbb kkbd kkbe kkbr kkbs kkbt kkcb kkcd kkck kkcr kkcs kkct kkda kkdc kkdd kkdt kkea kked kkkk kkrb kkrc kkre kkrk kkrr kkrs kkrt kksa kksd kkse kksr kkss kkst kktc kktk kkts krab krac krad krae krak krar kras krat krba krbb krbd krbe krbk krbr krbt krca krcb krcc krcd krce krcs krda krdc krdd krde krdr krds krea kreb krec kred kree krek kres kret krka krkc krkd krke krkk krkr krks krrb krrc krre krrk krrr krrs krrt krsa krsc krsd krse krsk krsr krss krst krta krtc krtk krtr krts ksab ksac ksak ksar ksas ksat ksba ksbc ksbr ksbs ksca kscb ksce ksck kscr kscs ksdc ksdk ksdr ksds ksea ksec ksed ksee ksek kser kset kska kskb kskd kske kskk kskr ksks ksra ksrb ksrr ksrs ksrt kssa ksse kssr ksss ksst ksta kstb kstc kste kstk kstr ksts kstt ktaa ktae ktak ktar ktas ktat ktba ktbb ktbc ktbr ktbt ktcc ktce ktck ktcr ktcs ktdb ktdc ktdd ktde ktdk ktdr ktea ktec kted ktee ktek ktkb ktkc ktke ktkk ktkr ktks ktkt ktrb ktrc ktre ktrk ktrr ktrs ktrt ktsa ktsc ktsd ktsr ktst kttc kttk kttr ktts kttt raab raad raak raas raat raba rabb rabe rabk rabs rac- raca racc race rack racs ract rada radc radd rade radr rads radt raec raed raer raes raka rake rakk rakt rara rarb rare rark rars rasa rasc rasd rase rask rass rast rata rate ratk rats ratt rbbb rbbr rbbs rbds rbsd rbss rbst rcac rcas rcbc rccb rccc rccs rcdc rcde rcds rcet rcrd rcsa rcsc rcsd rcss rctc rcts rdac rdas rder rea- reac read reae reak rear reas reat reba rebb rebe rebk rebs reca recc recd rece reck recr recs rect reda redc redd rede redr reds reeb reed reek rees reet reka reke reks rekt rera rerd rere rers rert resa rese ress rest reta retd rete retr rets rett rkss rkts rrad rras rrat rred rrrr rsaa rscc rscs rsdd rsds rsee rsre rssa rsts rtas rtca rtcc rtce rtdt rtee rtes rtss rtts sa-c saab saac saad saae saak saar saas saat saba sabb sabc sabe sabr sabs saca sacc sacd sace sack sacr sacs sact sada sadb sadc sadd sade sadr sads sadt saeb saek saer saes saka sakb sake sakk saks sara sarc sard sare sark sarr sars sart sasa sasc sasd sase sask sass sast sata satb satc satd sate satr sats satt sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbct sbds sber sbrk sbsa sbsd sbse sbst sbtc sbtk scaa scab scac scad scak scar scas scat scba sccc scce sccs scct scda scdc scds scea scec scee scer scet sck- scr- scra scrc scre scrs scsa scsc scsd scsr scst sctc sctd sctr scts sdae sdak sdba sdcc sddc sdds sder sdes sdet sdrc sdrs sdsc sdss se-c se-d se-e se-k se-s se-t seaa seab seac sead seak sear seas seat seba sebe sebs sebt sec- seca secc secd sece seck secr secs sect seda sede seds seea seeb seec seed seek seer sees seet seka seke sekk sekt sera serb serc serd sere serk serr sers sert sesa sesc sese sess sest set- seta setc sete sets sett skab skac skad skar skat sked skee sker skes sket skra skrt sksd skss sras srbc srcc srct srde sreb srec sres srsd srta srtr ssaa ssab ssac ssas ssat ssbr ssca sscc ssce sscs ssdc ssdd ssec ssee sses sset ssra ssrc ssrs sssa sssb sssc ssss ssta sstb sstc sstd ssts stab stac stad stae stak star stas stat stbc stbd stbs stca stcc stcs stds stea stec sted stee stek ster stes stet stks stra strc strd stre strk strs stss sttc sttd sttr taa- taar taas taat taba tabb tabc tabe tabs taca tacc tace tack tacs tact tada tade tads taec taer taes taka take takk taks takt tara tarb tarc tard tare tark tarr tars tart tasa tasb tasc tase task tasr tass tast tata tatb tate tatr tats tatt tbar tbas tbbs tbca tbcb tbcc tbcd tbce tbrb tbst tbta tcad tcbs tcca tccc tcdd tctc tcts tdac tddb tdes tdkr tdra tdse tdss teac tead teak tear teas teat teba teca teck tecr tecs tect teda tedd tede tedk teds teec teed teek teer tees teet teka teke ter- tera terc tere terk terr ters tesa tesc tesd tese tess test teta tete tetr tets tett tkac tkts traa trab trac trad trae trak tras trat trca trcc tre- trea trec tred tree trek tres tret trra trsd trst trtc trte trtr tsaa tsar tsat tsbc tsbd tsca tscc tsdb tsec tses tset tsks tssa tsse tssr tsst tstc tsts ttab ttbb tter ttss tttt

-aaa- -abad -tree a-dec a-sea aaaas aaace aaadc aaaee aaarc aaasa aaass aaata aabaa aabba aabra aacbc aaces aacsa aacsb aacss aacte aadac aadas aadat aades aaker aakre aarts aasee aaset aasra aatsr abaab ababa ababe ababs abaca aback abacs abada abade abaer