scrc scrs scsa scsc scsh scso scsr scst sctc scto sctr scts sgaa sgac sgca sgcg sggg sggs sghc sghs sgro sgsh sgss sgta sgts shac shag shah shao shar shas shat shca shcc shga shgc shgr shha shhh shhs shoa shog shoo shor shos shot shrs shsc shtg shts soar soas soat soca soch soco socr socs soga sogh sogo sogs soha sohh soho sohs soog soor soos soot sora sorg sorh soro sorr sors sort sosa sosh soso soss sost sota sotc soth soto sots sras srcc srch srct srhs sros srta srtr ssaa ssac ssao ssas ssat ssca sscc sscs ssgs ssgt sshs ssoc ssot ssra ssrc ssrg ssrs sssa sssc sssh ssss ssta sstc ssth ssts stac stag star stas stat stca stcc stch stcs stgr sthg sths stoa stog stoo stor stos stot stra strc stro strs stss sttc sttr taa- taag taar taas taat taca tacc tach taco tacs tact taga tagg tagh tago tags taha taho tahr tahs taoa taor taos tara tarc targ taro tarr tars tart tasa tasc tash tasr tass tast tata tath tato tatr tats tatt tcca tccc tcga tch- tcha tchh tcho tchr tchs tcos tcsh tctc tcts tgcc tghs tgtc tgts thaa thag thao thar thas that thca thch thog thoo thor thos thot thra thro thsr thss thtr thts toas toat toca toch toco toga togh togo togr togs togt toho tooa tooh toor toos toot tora torc torg toro torr tors tort tosa tosc tosh toso toss tost tota totc toth toto totr tots tott traa trac trag trao tras trat trca trcc trhs troa troc trog troo tros trot trra trst trtc trtr tsaa tsao tsar tsat tsca tscc tscg tsgt tshs tsos tssa tssg tssr tsst tstc tsts ttss tttt