rcti rder rdio rdoc recc recd rece rech reci recr rect recu redc redd rede redh redi redo redr redu reed reet rehe rehi reht reid reii reir reit reiu reod reot reou rerd rere reri rero rert reru retd rete reth reti reto retr rett reue reut reuu rhce rhee rheo rhet rhio rhoc rhod rhoh rhue ricc rice rich rico rict ridc ridd ride ridi rido ried rier riet rieu riho riht riot riou rire riri rite rith riti rito ritt ritu riue rocc roce roch roco rodd rode rodi rodo roed roer roet rohe rohr rohu roid roio roir roit roiu rood rooi roor root rorc rore rori roro rort roru rotc rote roth roti roto rotr rott roud roue rouh rout rred rrrr rtcc rtce rtdt rtee rtei ruce ruch ruci ruct rudd rude rudi rudo rued ruer ruet ruhe ruhh ruhi ruhr ruid ruit rurc rurd rure ruri ruro ruru rute ruth ruti ruto rutt rutu ruud tccc tccu tcdd tch- tche tchh tchi tcho tchr tchu tctc tdor tdri tech teco tecr tect tedd tede tedi teec teed teer teet tehi teho tehr teic teie teir teiu teoh teor ter- terc tere teri tero terr teru tete teth teti teto tetr tett tetu teut thch thdr the- thec thed thee thei theo ther thet theu thi- thic thie thio thir thoe thoo thor thot thou thre thri thro thru thtr thud thue thur ticc tice tich tico tidc tidd tide tie- tied tiee tiei tieo tier tiet tiht tihu tiit tiiu tiou tird tire tiri tiro tirr tiru titc tite tith titi tito titt titu toce toch toci toco todd tode todi todo todt todu toed toee toeh toei toer toet tohi toho tohu toid toie toit tood tooh toor toot torc tord tore tori toro torr tort toru totc totd tote toth toti toto totr tott touh toui tour tout trcc tre- trec tred tree trei treo tret treu tri- tric trie trio trit troc trod troe troi troo trot trou trtc trte trtr truc trud true trut truu tteo tter ttoe tttt tucc tuch tuco tude tudi tudu tuei tuer tuet tuht tuhu tuit tuiu tuor turc turd ture turi turo turr turt turu tute tuti tuto tutt tutu tuuo u-ie ucci ucdc ucdd uche uchi ucho ucio ucrc ucut uddi uder udet udic udid udir udoh udoo udot ueir uh-d uhde uher uhid uhoh uhti uhuh uirr uocc uor- uore urch urci urde urdu ure- ured ureh uret urho uric urie uriu uro- uroo urre urrh urri urte urth urur urut utec uter uthe utid utor utri utti utto uttu uuoc uuri uuuu