rata rate ratf rats ratt rbaf rbbb rbbr rbbs rbss rbst rcac rcaf rcas rcbc rccb rccc rccs rcet rcfc rcsa rcsc rcss rctc rcts rea- reac reae reaf rear reas reat reba rebb rebe rebs reca recc rece recr recs rect reeb reef rees reet refe reff refr refs reft rera rere rers rert resa rese ress rest reta rete retr rets rett rfae rfef rffc rftc rras rrat rrfc rrrr rsaa rsaf rscc rscs rsee rsfc rsre rssa rsts rtas rtbf rtca rtcc rtce rtee rtes rtfb rtfc rtss rtts sa-c saab saac saae saaf saar saas saat saba sabb sabc sabe sabr sabs saca sacc sace sacr sacs sact saeb saer saes safa safb safc safe saff safr saft sara sarc sare sarf sarr sars sart sasa sasc sase sasf sass sast sata satb satc sate satr sats satt sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbct sbef sber sbfc sbsa sbse sbst sbtc scaa scab scac scaf scar scas scat scba sccc scce sccs scct scea scec scee scer scet scfa scfc scfe scr- scra scrc scre scrs scsa scsc scsr scst sctc sctr scts se-c se-e se-f se-s se-t seaa seab seac seaf sear seas seat seba sebe sebs sebt sec- seca secc sece secr secs sect seea seeb seec seef seer sees seet sefa seff seft sera serb serc sere serf serr sers sert sesa sesc sese sess sest set- seta setc sete setf sets sett sfar sfas sfba sfbc sfca sfcc sfcs sfer sffc sfra sfrc sfss sfts sraf sras srbc srcc srct sreb srec sres srfc srta srtr ssaa ssab ssac ssas ssat ssbr ssca sscc ssce sscs ssec ssee sses sset ssfc ssra ssrc ssrs sssa sssb sssc sssf ssss ssta sstb sstc ssts stab stac stae star stas stat stbc stbs stca stcc stcs stea stec stee stef ster stes stet stfc stra strc stre strs stsf stss sttc sttr taa- taaf taar taas taat taba tabb tabc tabe tabs taca tacc tace tacs tact taec taer taes tafa tafc tafe taff taft tara tarb tarc tare tarf tarr tars tart tasa tasb tasc tase tasr tass tast tata tatb tate tatr tats tatt tbaf tbar tbas tbbs tbca tbcb tbcc tbce tbrb tbst tbta tcbs tcca tccc tcfc tctc tcts teac tear teas teat teba teca tecr tecs tect teec teef teer tees teet tefc teff teft ter- tera terc tere terf terr ters tesa tesc tese tess test teta tete tetr tets tett tfae tfca tfeb tfec tfrs tfss tftc traa trab trac trae traf tras trat trca trcc tre- trea trec tree tref tres tret trfc trfr trra trst trtc trte trtr tsaa tsar tsat tsbc tsca tscc tsec tses tset tsfc tssa tsse tssf tssr tsst tstc tsts ttab ttbb tter ttfa ttfc ttff ttss tttt