rere rerg reri rers reru rese resi ress reue reus reuu rgbe rgbi rgds rib- ribe ribs ribu ridd ride ridi rids ried riem rier ries rieu rige rigg rigi rigs rigu riis rime rimi rimm rims rimu rire riri rirs risd rise risi rism riss risu riue rius rmbs rmrg rred rrrr rrum rsbi rsdd rsdg rsds rsee rsgb rsid rsis rsme rsmg rsre rsum rubb rube rubi rubs rubu rudd rude rudi ruds rued ruer rues ruge rugg rugi rugs ruid ruis rumb rume rumi rumm rums rurd rure ruri rurs ruru ruse rusi russ rusu ruud s-ib s-ii sbbs sbds sber sbig sbsd sbse sbsi sbus sdds sder sdes sdge sdgs sdib sdms sdrs sdsm sdss sdsu se-d se-e se-g se-i se-s se-u sebe sebi sebs sede seds seeb seed seeg seem seer sees seeu sege segg segi segs segu seid seie seii seim seir seis seiu seme semi sems semu serb serd sere serg seri serm serr sers seru sese sesi sess seui seur sgem sger sges sggg sggs sgsd sgsm sgss sibe sibi sibs sibu sidd side sidi sidr sids sied sieg sier sies sigd sige sigg sigi sigs siim simd sime simi simm sims sire siri sirr sirs siru sisd sise sisi siss sisu siue siui sium sius smbe smdr smeb smed smee smeg smei smgs smid smie smig smis smsd smss smug smur smus srde sreb srem sres srgb srib srim sris srsd srub ssbr ssdd ssdm ssee ssem sses ssgs ssid ssis ssrg ssri ssrm ssrs sssb sssi sssm ssss sub- subb subd subg subi subm subs sudd sude sudi suds sued suee suer sues sueu sug- suge sugg sugi suid suie suig suir suis sum- sumd sume sumi sums sumu sur- surd sure surg suri surr surs suru sus- susd suse susi suss susu suum suus u-ie ubbe ubbi uber ubid ubii ubir ubis ubud uddi udds udem uder udgb udge udid udig udim udir udsd ueir uers uess uggs ugis ugri ugur uguu uies uige uims uirr uisd uise umb- umbe umbi umde umer umes ummg umms umri umsu umus urbe urbi urbs urde urds urdu ure- ured ures urge urgi urgu urib urie urim uris uriu urmi urre urri urse ursi urss ursu urum urur urus usbe usbr usbs usde usdm usds used usee user uses usie usim usis usmd usme usmm usms ussb usse ussr usss ussu usui usus uuri uusi uuuu