otto otts rccc rccs rcet rcic rcis rcnr rcon rcos rcsc rcsi rcss rctc rcti rcts recc rece reci recr recs rect reen rees reet reii rein reir reis reit rene reni renn reno rens rent reos reot rere reri rero rers rert rese resi resn reso ress rest rete reti reto retr rets rett ricc rice rico rics rict rien rier ries riet riin riis rine rinn rino rion rios riot rire riri rirs risc rise risi riso riss rist rite riti rito rits ritt rnco rncs rnie rnin rnnt rnot rocc roce roco rocs roen roer roes roet roin roio roir rois roit ronc rone roni rono rons ront rooi roon roor roos root rorc rore rori roro rort rosc rose rosi roso ross rost rotc rote roti rotn roto rotr rots rott rrrr rscc rscn rscs rsee rsis rsnn rsno rsnr rsos rsre rsts rtcc rtce rtee rtei rtes rtns rtss rtts s-ic s-ii s-os sccc scce sccs scct scec scee scer scet sci- scic scie scin scio scir scis scit scnr scnt scon scoo scor scot scr- scrc scre scri scrn scrs scsc scsi scsn scso scsr scst sctc sctn scto sctr scts se-c se-e se-i se-n se-o se-s se-t sec- secc sece secn seco secr secs sect seec seen seer sees seet seie seii sein seir seis seit sene seni senn seno senr sens sent seoc seoi seon serc sere seri sern sero serr sers sert sesc sese sesi seso sess sest set- setc sete seti seto sets sett sicc sice sici sico sics siec sien sier sies siit sine sini sinn sino sins sint sioe sion sior sios siot sirc sire siri siro sirr sirs sirt sisc sise sisi siss sist sit- sitc site siti sitn sito sits sitt sncc snco snee sner snes snet snie snir snit snns snoc snoo snor snos snot snrs snte sntr soce soci soco socr socs soec soen soeo soes soic soie soin soir sois soit son- sone soni sono sons sont soon soor soos soot sore sori sorn soro sorr sors sort sose sosi soso soss sost sotc sote sotn soto sots srcc srct srec sreo sres sris srni srnn srno sros srtr sscc ssce ssci sscs ssec ssee sses sset ssin ssis ssit ssns ssoc ssot ssrc ssri ssrs sssc sssi ssss sstc ssts stcc stcs stec stee sten steo ster stes stet stic stie stio stir stis stit stnn stnr stns stoe ston stoo stor stos stot strc stre stri strn stro strs stsi stss sttc sttr tccc tcnn tcon tcos tctc tcts teco tecr tecs tect teec teen teer tees teet teic teie tein teir teis tenc tene teni tenn teno tens tent teon teor teos ter- terc tere teri tern tero terr ters tesc tese teso tess test tete teti teto tetr tets tett ticc tice tico tics tie- tiee tiei tien tieo tier ties tiet tiit tinc tine tini tinn tino tins tint tion tios tire tiri tiro tirr tirs tise tisi tiso tiss tist titc tite titi tito tits titt tncc tnes tnts toce toci toco toee toei toen toer toes toet toie tois toit tone toni tonn tono tons toon toor toos toot torc tore tori torn toro torr tors tort tosc tose tosi toso toss tost totc tote toti toto totr tots tott trcc tre- trec tree trei tren treo tres tret tri- tric trie trin trio tris trit trno troc troe troi tron troo tros trot trsi trst trtc trte trtr tscc tsec tsen tses tset tsin tsis tsoi tsos tsse tssi tssr tsst tstc tsts ttcn tten tteo tter ttoe tton ttss tttt