cec- cece ceco cecs cedd cede cedo cedu ceeb ceec cees cehs ceor ceos ceou cer- cerc cerd cere cero cers cesc cese cesr cess chce chch chcs cheb chec ched chee cheh cher ches cheu chhs choc chod choh choo chor chos chou chrb chrc chrd chro chrr chrs chsc chse chsh chsr chub chud chur chus cobb cobe cobh cobo cobs cobu coce coch coco cocu codd code cods coed coes coho cohs coob cood cooh coos cor- corb corc cord core coro corr cors cosc cose cosh coso coss coub coud coue cour cous crbc crbu crcc crce crcr crdc cre- creb crec cred cree creh creo cres creu crhs crob croc crod croe croh croo cror crss crub crud crue crus cscb cscc cscd csce csch csco cscr cscs csdb csdr csec csee cseh cser cshs csob csor csos csrc csrd csrs cssd csse cssr csur csus cub- cubb cube cubs cucc cuce cude cuds cued cuer cues curb curd cure curo curr curs cusb cusd cush cuso cuss cusu d-bo dbcc dbcs dbhs dbos dbrs dbss dbus dcbc dccb dccc dccs dccu dcdb dcds dche dchs dcos dcsc dcss dddd ddes ddoc ddrc ddre ddss ddub debe debs debu dec- decc decd dece deco decs dedd dede dedo dedu deeb deed deer dees dehu deor deos der- derb derc dere dero derr ders des- desc dese desh deso dess desu deue deur deus dhec dhed dhee dher dhod dhor dhur dobb dobe dobs dobu doce doch doco docs docu dod- dodd dode dodo dods doer does dohc dohr dohs doob dood door doos dorc dord dore doro dorr dors doru dose dosh doso doss doub douc doud doue dour dous drbc dred dree dreh dres drhs drob drod droh drou drrs drub drue drus druu dsbc dscc dsch dscr dscs dsdr dshs dsos dsrc dsrr dssc dub- dubb dubc dube dubh dubs dubu duce duch duco ducs dudd dude dudo duds dudu duer dues duhe duhr duhs duhu duo- duos dure duro duru duse dush duur ebbc ebbo ebbr ebbs ebcc ebed eber ebes ebhs eboe eboo ebor ebos ebro ebru ebur ebus ecbc ecbe eccb eccc ecce ecco ecdc eced eces eche echo echs eco- ecod ecos ecou ecrc ecrr ecru ecsc ecse ecss ecsu ecus eddc edde eddo edds ede- edeh eder edes edhs edoc edod edos edou edru edss educ edur eecs eede eedu eeee eees eehs eeoc eerc eero eers eese ehcc ehdd eheh eher eheu ehhs ehre ehud eocd eode eoes eore eous erbb erbe ercc erce erch erde erds ereb erec ered erer eres erhc erhs erhu erob eroc erod eroe eroo eros errc erre erro errs erse ersh erso erub eruc eruh erur erus esbo esbs escb esce esch esco escr escs escu esds esdu esee eseo eser eses eshs eshu eso- esos esrd esse essh esso essu esus eubc eucd euch eude euer euos eur- eurc eure euro euse hbbs hbcd hbds hbes hbhs hboc hbos hbrs hbss hcbc hcbs hccb hccc hcch hccs hcdr hchs hcrd hcsc hcso hcss hdhs hdoc hdod hdos hdss hebb hebe hebo hebr hech hecs hedd hede hedo heds heeb heed heer hees hehe heho hehs heor heou herb herc herd here hero herr hers heru hesc hesh hess heue heur heus hhds hhhh hhhs hhus hobe hobo hobs hoce hoch hocr hocs hode hodh hodr hods hoed hoer hoes hohe hoho hood hooe hoor hoos horc hord hore horo horr hors hose hosh hoss houd houe hour hrdc hree hrhs hrob hrod hros hrrc hrso hrud hsbc hscc hsed hses hshs hsob hsse hsur hubb hube hubo hubs huch hucs hucu hudd hude hudo huds hudu hued huer hues huhs huhu huor huos hurd hure huro hurr hurs huru huse hush huso huss huub huus o-eo obbo obec obed ober obes obhs oboe obor obos obre obrh obro obsd obsr obss obuh obus ocbc occc ocds oce oced ocee oche ochs ocos ocre ocro ocrr ocrs ocur odbo oddd odds oded odeo oder odes odoh odoo odor odos odou odso odur odus oec- oecc oedo oeds oeec oere oers oese ohbe ohcc ohed ohee oher ohho ohhs ohob ohoh ohos ohre ohso ohss ohus oobe oocr ooer ooes ooho oohs oooh oooo ooos oord oore oose oous orbb orbe orbo orbs orbu orce orch orco orcs orde ordo ords ordu ore- oreb orec ored oreh oreo orer ores orhe orhs oro- oroe oror oros orro orrs orse orso orsu orub orus osbe oscc osce osco osec osed osee oseh oser oses oshc oshe osho oshs oshu osoo osor osos osrd osro ossb ossd osse osso ossu oubs oucc ouch oudc oude oudh ouds oued ouer our- oure ouro ours ousd ouse ouu- rbbb rbbr rbbs rbds rbhs rboh rbsd rbss rcbc rcbo rccb rccc rccs rcdc rcde rcds rchb rchs rcos rcrd rcsc rcsd rcss rder rdhs rdoc rdos rdso rebb rebe rebo rebs rebu recc recd rece rech recr recs recu redc redd rede redh redo redr reds redu reeb reed rees rehb rehe rehs reod reos reou rerd rere rero rers reru rese resh reso ress reue reus reuu rhce rheb rhee rheo rhes rhhs rhob rhoc rhod rhoh rhos rhue rhus rob- robb robe robo robs robu rocc roce roch roco rocs rodd rode rodo rods roed roer roes rohe rohr rohs rohu roob rood roor roos rorc rore roro roru rosc rose rosh roso ross roub roud roue rouh rous rred rrhs rrrr rscc rsch rscs rsdd rsds rsee rshd rshs rsos rsre rubb rube rubs rubu ruce ruch rudd rude rudo ruds rued ruer rues ruhe ruhh ruhr ruhs rurc rurd rure ruro rurs ruru ruse rush ruso russ rusu ruud s-os sbbs sbcc sbcs sbds sber sbhc sbhs sbor sbsd sbse sbus sccc scce sccs scdc scds scec scee scer sch- sche schh scho schr schs scob scoh scoo scor scr- scrc scre scrs scsc scsd scsh scso scsr scsu scub scud scur sdcc