lrta lrts ls-r lsat lscb lscs lsea lses lset lsla lsrc lssa lssr lsts ltac ltae ltbl ltcc ltcs ltee ltra ltrs ltsa ltsr lttc lttr raab raas raat raba rabb rabe rabl rabs rac- raca racc race racs ract raec rael raer raes rala ralb rale rall ralt rara rarb rare rars rasa rasc rase rasl rass rast rata rate rats ratt rbbb rbbr rbbs rbcl rble rbsl rbss rbst rcac rcas rcbc rccb rccc rccs rcet rcle rcls rcsa rcsc rcsl rcss rctc rcts rea- reac reae real rear reas reat reba rebb rebe rebs reca recc rece recr recs rect reeb reel rees reet rela relb rele rell rels relt rera rere rers rert resa rese ress rest reta rete retr rets rett rlab rlcs rlee rlls rras rrat rrle rrrr rsaa rscc rscs rsee rslc rsre rssa rssl rsts rtas rtca rtcc rtce rtee rtes rtle rtls rtlt rtss rtts sa-c saab saac saae saal saar saas saat saba sabb sabc sabe sabr sabs saca sacc sace sacr sacs sact saeb sael saer saes sala salc sale sall sals salt sara sarc sare sarl sarr sars sart sasa sasc sase sasl sass sast sata satb satc sate satl satr sats satt sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbct sber sbsa sbse sbst sbtc scaa scab scac scal scar scas scat scba sccc scce sccl sccs scct scea scec scee scel scer scet scl- sclc scls scr- scra scrc scre scrs scsa scsc scsl scsr scst sctc sctl sctr scts se-c se-e se-s se-t seaa seab seac seal sear seas seat seba sebe sebs sebt sec- seca secc sece secr secs sect seea seeb seec seel seer sees seet sela selb sele sell sels selt sera serb serc sere serr sers sert sesa sesc sese sess sest set- seta setc sete setl sets sett slaa slab slac slae slas slat slcc slea sleb slee sler sles slet slrc slre slrs slsa slsc slst slts sras srbc srcc srct sreb srec sres srta srtr ssaa ssab ssac ssas ssat ssbr ssca sscc ssce sscs ssec ssee sses sset ssla sslc ssle sslt ssra ssrc ssrl ssrs sssa sssb sssc ssss ssta sstb sstc sstl ssts stab stac stae stal star stas stat stbc stbs stca stcc stcs stea stec stee stel ster stes stet stlc stle stlt stra strc stre strs stss sttc sttr taa- taal taar taas taat taba tabb tabc tabe tabl tabs taca tacc tace tacl tacs tact taec tael taer taes tala talc tale tall tals tara tarb tarc tare tarr tars tart tasa tasb tasc tase tasr tass tast tata tatb tate tatr tats tatt tbar tbas tbbs tbca tbcb tbcc tbce tbrb tbst tbta tcbs tcca tccc tctc tcts teac teal tear teas teat teba teca tecl tecr tecs tect teec teel teer tees teet tel- tela telc tele tell tels telt ter- tera terc tere terr ters tesa tesc tese tesl tess test teta tete tetr tets tett tlac tlrs traa trab trac trae tral tras trat trca trcc trcl tre- trea trec tree tres tret trra trst trtc trte trtr tsaa tsal tsar tsat tsbc tsca tscc tsec tses tset tssa tsse tssr tsst tstc tsts ttab ttbb tter ttss tttt