osnr osoo osor osos osro osse osso ossu osun oucc ouch ouen ouer ouge ough oun- oune oung our- oure ourn ouro ours ouse ouu- rccc rccs rcgc rchs rcnr rcon rcos rcrg rcsc rcss recc rece rech recr recs recu reen rees rege regn rego regr regs regu rehe rehn rehs rene reng renn reno rens renu reog reos reou rere rerg rero rers reru rese resh resn reso ress reue reus reuu rghs rhce rhcg rhee rhen rheo rhes rhhs rhoc rhog rhoh rhon rhos rhue rhug rhun rhus rnco rncs rngs rnsh rocc roce roch roco rocs roeg roen roer roes roge rogg rogh rogo rohe rohn rohr rohs rohu ronc rone rong rono rons roog roon roor roos rorc rore roro roru rosc rose rosh roso ross roue rouh roun rous rrhs rrrr rrun rscc rsch rscn rscs rsee rsgc rshs rsnn rsno rsnr rsos rsre ruce ruch ruen ruer rues ruge rugg rugh rugs ruhe ruhh ruhn ruhr ruhs runc rune rung runn runo runs rurc rure ruro rurs ruru ruse rush ruso russ rusu ruun s-os sccc scce sccs scec scee sceg scer scgs sch- sche schh scho schr schs scnr scog scoh scon scoo scor scr- scrc scre scrn scrs scsc scsh scsn scso scsr scsu scug scun scur se-c se-e se-g se-h se-n se-o se-s se-u sec- secc sece secg sech secn seco secr secs secu seec seeg seeh seen seer sees seeu sege segg segh sego segs segu sehe sehr sehs sene seng senn seno senr sens seoc seon serc sere serg sern sero serr sers seru sesc sese sesh seso sess seur sgce sgcg sger sges sggg sggs sghc sghs sgro sgsh sgss shcc she- shee sheh shen sheo sher shes sheu shgc shgr shhh shhs shne shoe shog shon shoo shor shos shou shre shrs shsc shue shug shun shur shus shuu sncc snco snee sneg sneh sner snes snhs snns snoc snog snoo snor snos snrs snug snur snus soce soch soco socr socs soec soen soeo soes sogh sogn sogo sogs sohh sohn soho sohs sohu son- sone song sono sons sonu soog soon soor soos sore sorg sorh sorn soro sorr sors soru sose sosh soso soss soue soun sour sous srcc srch srec sreo sres srhs srnn srno sros sscc ssce sscs ssec ssee sses ssgs sshs ssns ssoc ssrc ssrg ssrs sssc sssh ssss suc- succ such sucr sucs suee suen suer sues sueu sug- suge sugg sugh sugo suho suhr sun- sune sung sunn suno suns sunu suoh suor suos sur- surc sure surg surn suro surr surs suru sus- suse suso suss susu suus uces uche ucho uchs ucon ucos ucrc ucsc ucsu ueno uers uesn uess ugcc ugcg ugeo uggo uggs ughe ughs ugne ugos ugro ugur uguu uher uhno uhoh uhrs uhss uhuh uncc unce uncg unch unco uncs unec unee unen uner unes ungo ungu unne unno unns unon unos unro unrs uns- unsc unsg unso unus uocc uone uor- uore urch ure- ureh ures urge urgh urgu urho urne urns uro- uroo urre urrh urse urso urss ursu urun urur urus uscc usce uscg usch usco uscs usee usen user uses usgo usho ushr ushs ushu usnc usno usnr usnu usoc usoe usog usos ussc usse ussr usss ussu usun usus uuen uuno uuoc uuuu