suro surr surs surt suru sus- susd suso suss sust susu suto sutu suus tccc tccu tcdd tch- tchh tcho tchr tchs tchu tcos tcsh tctc tcts tdhs tdor tdss tgcc tghs tgtc tgts thch thdr thds thog thoo thor thos thot thou thro thru thsd thsr thss thtr thts thud thug thur thus toch toco todd todo tods todt todu togh togo togr togs togt toho tohu tood tooh toor toos toot torc tord torg toro torr tors tort toru tosc tosh toso toss tost tosu totc totd toth toto totr tots tott toug touh tour tous tout trcc trhs troc trod trog troo tros trot trou trsd trst trtc trtr truc trud trug trus trut truu tscc tscg tsgt tshs tsos tsou tssg tssr tsst tstc tsts ttss tttt tucc tuch tuco tudu tugg tugh tugs tugu tuhs tuht tuhu tuor tuos turc turd turg turo turr turs turt turu tusc tusd tush tuss tust tuto tuts tutt tutu tuuo ucdc ucdd ucho uchs ucos ucrc ucsc ucsd ucst ucsu ucut udds udoh udoo udos udot udsd udts ugcc ugcg uggo uggs uggt ughs ugod ugos ugro ugur uguu uh-d uhoh uhrs uhss uhuh uocc uor- urch urds urdu urgh urgu urho uro- uroo urrh urso urss ursu urth urts urur urus urut uscc uscg usch usco uscs usdc usdo usds usdt usgo usho ushr ushs ushu usoc usog usos ussc ussr usss usst ussu ustc usto usts usus utor utsc utto uttu utug uuoc uuuu