rffc rfhs rhce rhee rheo rhes rhfs rhhs rhoc rhod rhoh rhos rhue rhus rocc roce roch roco rocs rodd rode rodo rods roed roer roes rofc rofe roff rofo rohe rohr rohs rohu rood roof roor roos rorc rore roro roru rosc rose rosh roso ross roud roue rouf rouh rous rred rrfc rrhs rrrr rscc rsch rscs rsdd rsds rsee rsfc rshd rshs rsos rsre ruce ruch rudd rude rudo ruds rued ruer rues rufc rufe ruff rufo ruhe ruhh ruhr ruhs rurc rurd rure ruro rurs ruru ruse rush ruso russ rusu ruud s-os sccc scce sccs scdc scdf scds scec scee scer scfc scfe sch- sche schh scho schr schs scoh scoo scor scr- scrc scre scrs scsc scsd scsh scso scsr scsu scud scur sdcc sdch sdco sddc sdds sdef sder sdes sdfc sdhd sdhs sdrc sdrs sdsc sdsf sdss sdsu se-c se-d se-e se-f se-h se-o se-s se-u sec- secc secd sece sech seco secr secs secu sede sedo seds seec seed seef seeh seer sees seeu seff sehe sehr sehs seoc seod serc serd sere serf sero serr sers seru sesc sese sesh seso sess seur sfcc sfco sfcs sfdc sfer sffc sfhs sfor sfos sfrc sfro sfss sfsu shcc she- shed shee shef sheh sheo sher shes sheu shhh shhs shod shoe shof shoo shor shos shou shre shrs shsc shud shue shuf shur shus shuu soce soch soco socr socs sodd sode sodo sods sodu soec soeo soes sofo sohh soho sohs sohu sood soof soor soos sord sore sorh soro sorr sors soru sose sosh soso soss soud soue souf sour sous srcc srch srde srec sreo sres srfc srhs sros srsd sscc ssce sscs ssdc ssdd ssdf ssec ssee sses ssfc sshs ssoc ssrc ssrs sssc sssf sssh ssss suc- succ such sucr sucs sudd sude sudh sudo suds sued suee suer sues sueu suf- sufc suff sufr sufs sufu suho suhr suoh suor suos sur- surc surd sure surf suro surr surs suru sus- susd suse suso suss susu suus ucdc ucdd uces uche ucho uchs ucos ucrc ucsc ucsd ucsf ucsu udds uder udoh udoo udos udsd uers uess ufcu ufer uffe ufos uh-d uhde uher uhoh uhrs uhss uhuh uocc uofo uor- uore urch urde urds urdu ure- ured ureh ures urfe urff urho uro- uroo urre urrh urse urso urss ursu urur urus uscc usce uscf usch usco uscs usdc usde usdf usdo usds used usee usef user uses usfc usfs usho ushr ushs ushu usoc usoe usos ussc usse ussf ussr usss ussu usus uuoc uuuu