rpoe rrrr rtcc rtce rtee rttp rubb rube rubp rubu ruce ruch ruct ruer ruet ruhe ruhh ruhr rupe rupp rupt rurc rure ruro rurp ruru rute ruth ruto rutt rutu tbcb tbcc tbce tbrb tbtp tccc tccu tcep tch- tche tchh tcho tchp tchr tchu tcpo tctc tebo tebu tech teco tecr tect teec teer teet teho tehr teoh teor tepe tepp tepu ter- terc tere tero terp terr teru tete teth teto tetr tett tetu teut thch the- theb thec thee theo thep ther thet theu thhp thoe thoo thor thot thou thpp thre thro thru thtb thtr thue thur tobe tobo tobt tobu toce toch toco toee toeh toer toet toho tohu tooh toor toot top- tope toph topo topp topt topu torc tore toro torp torr tort toru totc tote toth toto totr tott touh toup tour tout tpcp tper tppp tppr tpte tptp tptr tput trcc tre- trec tree treo tret treu troc troe troo trop trot trou trpc trpe trpp trtc trte trtr trub truc true trut truu ttbb ttcp tteo tter ttoe ttop tttt tubb tube tubo tubr tubu tucc tuch tuco tuer tuet tuht tuhu tuor tupe tuph tupo tupu turb turc ture turo turp turr turt turu tute tuto tutt tutu tuuo u-rp ubbe ubbo uber ubet uboc ubpc ucbc uccp uche ucho ucpb ucph ucrc ucut uher uhoh uhuh uhup uocc uor- uore upbe upor uppc uppe uppp uppu upto upup urbe urch ure- ureh uret urho uro- uroo urpo urre urrh urte urth urup urur urut utec utep uter uthe utor utto uttu uucp uuoc uuuu