rcic rcis rcsa rcsc rcsi rcss rea- reac reae reaf rear reas reau reca recc rece reci recr recs recu reef rees refe reff refi refr refs refu reia reif reii reir reis reiu rera rere reri rers reru resa rese resi ress reue reuf reus reuu rfae rfef rffc rfic riaa riai rias riau rica ricc rice rics rief rier ries rieu rifa rife riff rifs rifu riia riif riis rire riri rirs risa risc rise risi riss risu riue rius rras rrfc rrif rrrr rsaa rsaf rsai rscc rscs rsee rsfc rsis rsre rssa rsua ruas ruca ruce ruci ruer rues rufa rufc rufe ruff ruif ruis rura rurc rure ruri rurs ruru rusa ruse rusi russ rusu s-ic s-ii sa-c saac saae saaf saar saas saca sacc sace saci sacr sacs sacu saer saes safa safc safe saff safi safr safu saia saic saie saif sair sais sara sarc sare sarf sari sarr sars saru sasa sasc sase sasf sasi sass saua sauc saue sauf saur saus scaa scac scaf scai scar scas sccc scce sccs scea scec scee scer scfa scfc scfe scfi sci- scia scic scie scif scir scis scr- scra scrc scre scri scrs scsa scsc scsi scsr scsu scua scur se-c se-e se-f se-i se-s se-u seaa seac seaf sear seas seau sec- seca secc sece secr secs secu seea seec seef seer sees seeu sefa seff sefi seia seie seif seii seir seis seiu sera serc sere serf seri serr sers seru sesa sesc sese sesi sess seui seur sfar sfas sfca sfcc sfcs sfer sffc sfia sfra sfrc sfss sfsu siaa siac siae siaf siai sias siau sica sicc sice sici sics sicu siec sief sier sies sifa sife siff sifr sifu sira sirc sire sirf siri sirr sirs siru sisa sisc sise sisi siss sisu siue siui sius sraf sras srcc srec sres srfc srfi sris ssaa ssac ssas ssau ssca sscc ssce ssci sscs ssec ssee sses ssfc ssis ssra ssrc ssri ssrs sssa sssc sssf sssi ssss suar suas suc- succ suci sucr sucs suee suer sues sueu suf- sufa sufc suff sufi sufr sufs sufu suie suir suis sur- sura surc sure surf suri surr surs suru sus- susa suse susi suss susu suus u-ie uaca uaes uafa uair uarc uars uaru uasa uaua ucai ucar ucas ucca ucci ucea uces ucfa ucrc ucsa ucsc ucsf ucsu ucua uefa ueir uers uess ufcu ufer uffa uffe ufra uica uies uira uirr uise urac urai uras urau urca urci ure- urea ures urfa urfe urff urfi uria uric urie urif uris uriu urra urre urri ursa urse ursi urss ursu urur urus us-a usaa usac usaf usar usas usca uscc usce uscf uscs usea usee usef user uses usfa usfc usfi usfs usia usie usif usis usra ussa ussc usse ussf ussr usss ussu usua usui usus uuri uusi uuuu