mtrr mtss mtst mttr mtts rccc rccs rcet rcic rcis rcms rcsc rcsi rcss rctc rcti rcts recc rece reci reck recm recr recs rect reek reem rees reet reii reik reim reir reis reit reke reki reks rekt reme remi rems rere reri rers rert rese resi ress rest rete reti retr rets rett ricc rice rick rics rict riek riem rier ries riet riis rike riki rikk rime rimi rimm rims rire riri rirs risc rise risi risk rism riss rist rite riti rits ritt rkss rkts rmsc rmst rrkm rrmc rrrr rscc rscs rsee rsis rsme rsre rsts rtcc rtce rtcm rtee rtei rtes rtmc rtmi rtms rtss rtts s-ic s-ii sccc scce sccm sccs scct scec scee scer scet sci- scic scie scim scir scis scit sck- scmc scmm scms scr- scrc scre scri scrs scsc scsi scsr scst sctc sctr scts se-c se-e se-i se-k se-s se-t sec- secc sece seck secr secs sect seec seek seem seer sees seet seie seii seik seim seir seis seit seke seki sekk sekt semc seme semi sems serc sere seri serk serm serr sers sert sesc sese sesi sess sest set- setc sete seti sets sett sicc sice sici sick sicm sics siec siek sier sies siik siim siit sike siki sikr siks sime simi simm sims simt sirc sire siri sirk sirr sirs sirt sisc sise sisi sisk siss sist sit- sitc site siti sits sitt skee skei skem sker skes sket skic skie skik skim skir skis skit skrt skss smcc smec smee smei smet smic smie smis smit smki smrk smrt smsc smss smtc smte smti srcc srct srec srem sres srim sris srmc srtr sscc ssce ssci sscs ssec ssee ssem sses sset ssis ssit ssmc ssrc ssri ssrm ssrs sssc sssi sssm ssss sstc ssts stcc stcs stec stee stek stem ster stes stet stic stie stik stim stir stis stit stks stmc stms stmt strc stre stri strk strs stsi stsm stss sttc sttr tccc tctc tcts teck tecr tecs tect teec teek teem teer tees teet teic teie teim teir teis teke teme tems ter- terc tere teri terk term terr ters tesc tese tess test tete teti tetr tets tett ticc tice tick tics tie- tiee tiei tier ties tiet tiit tike tiki time timi timm tims tire tiri tirr tirs tise tisi tism tiss tist titc tite titi tits titt tkts tmcc tmcm tmmk tmsc tmsi tmtt trcc tre- trec tree trei trek trem tres tret tri- tric trie trik trim tris trit trmi trmk trms trsi trst trtc trte trtr tscc tsec tses tset tsis tsks tsmc tsse tssi tssm tssr tsst tstc tstm tsts tter ttim ttms ttss tttt