koos korb korc kore kork korl koro korr kors kos- kosb kosc kose kosh koso kosr koss krbb krbe krbk krbl krbr krcb krcc krce krch krcl krco krcs kreb krec kree kreh krek kreo kres krhc krhs krkc krke krkh krkk krko krkr krks krlc krle krob kroc kroe kroh krok krol kroo kror kros krrb krrc krre krrk krrl krro krrr krrs krsc krse krsh krsk krsl krsr krss ksbc ksbh ksbl ksbr ksbs kscb ksce ksch ksck kscl ksco kscr kscs ksec ksee kseh ksek ksel kseo kser kshb kshe kshk kshl ksho kshr kshs kskb kske kskk ksko kskr ksks kslb kslc ksle kslk ksll kslo kslr ksob ksoc ksok ksol ksoo ksor ksos ksrb ksrh ksro ksrr ksrs ksse kssl ksso kssr ksss lbcc lbhs lblr lbos lbrs lbsc lcbc lccc lcce lccs lcer lces lchc lchr lchs lcls lcor lcrl lcrs lcsc lcsr lebo lece lech leck leco leek leel leer lees lehe lehr lehs leke lekh lekk leko leks lele lell lelo leoc leok leor leos lerc lere lerk lero lese lesh lesk less lhbs lhec lhee lhhh lhhs lhor lhss lkrs llbs llcc llcs lles llhs llks lllc llll lloc lloo lob- lobb lobe lobh lobo lobs locc loce loch lock loco locs loeb loes lohe loho lohr lohs loke lokk loko lole loll lolo lols loob looc looe look lool loor loos lore lork loro lors losc lose losh loso loss lrcs lrhs lroc lrrc lrrr lrse ls-r lscb lsco lscs lses lshs lsoh lsrc lsso lssr o-eo obbo obec obel ober obes obhs obkb oble obls oboe obok obol obor obos obre obrh obro obsr obss ocbc occc oce ocee oche ochs ocke ocks oclc ocos ocre ocrl ocro ocrr ocrs oec- oecc oeec oele oere oers oese ohbe ohcc ohee ohel oher ohho ohhs ohob ohoh ohok ohos ohre ohso ohss okeh oker okes okko oklo okok okol okor okre okro okso olbo olcc ole- oleh oleo oler oles olle ollo olor olos olsh oobe oocr ooer ooes ooho oohs oolo oooh oooo ooos oore oose orbb orbe orbo orbs orce orch orco orcs ore- oreb orec oreh orek orel oreo orer ores orhe orhs orke orko orle orlo oro- oroe orok oror oros orro orrs orse orsk orso osbe oscc osce oscl osco osec osee oseh osek osel oser oses oshc oshe osho oshs oslo osoo osor osos osro ossb osse osso rbbb rbbr rbbs rbcl rbhs rble rboh rbsl rbss rcbc rcbo rccb rccc rccs rchb rchs rcle rcls rcos rcsc rcsl rcss rebb rebe rebk rebo rebs recc rece rech reck recr recs reeb reek reel rees rehb rehe rehs reke reko reks relb rele rell relo rels reol reos rere rero rers rese resh reso ress rhce rheb rhee rheo rhes rhhs rhls rhob rhoc rhoh rhos rkos rkss rlcs rlee rlls rlsh rob- robb robe robo robs rocc roce roch rock roco rocs roel roer roes rohe rohl rohr rohs roke rokh rokk roko rokr roks role rolk roll rolo roob rook rool roor roos rorc rore rork roro rosc rose rosh roso ross rrhs rrle rrrr rscc rsch rscs rsee rshs rslc rsos rsre rssl s-os sbbs sbcc sbcs sber sbhc sbhk sbhs sbor sbrk sbse sccc scce sccl sccs scec scee scel scer sch- sche schh schl scho schr schs sck- sckl scl- sclc sclk scls scob scoh scok scol scoo scor scr- scrc scre scrs scsc scsh scsl scso scsr se-c se-e se-h se-k se-o se-s sebe sebo sebs sec- secc sece sech seck seco secr secs seeb seec seeh seek seel seer sees sehe sehk sehr sehs seke sekk seko selb sele selk sell selo sels seoc seok seol serb serc sere serk sero serr sers sesc sese sesh seso sess shbs shcc she- sheb shee sheh shek shel sheo sher shes shhh shhs shl- shls shoe shok shoo shor shos shre shrs shsc skee skel skeo sker skes skhs skoe skol skor skss slcc sleb slee sler sles slhs slob sloc sloe sloh sloo slos slrc slre slrs slsc sobe sobo sobr sobs soce soch sock socl soco socr socs soec soel soeo soes sohh sohl soho sohs soke sokk soko sole solh solk soll solo solr sols sook sool soor soos sorb sore sorh soro sorr sors sose sosh soso soss srbc srcc srch sreb srec sreo sres srhs sros ssbr sscc ssce sscs ssec ssee sses sshl sshs sslc ssle ssoc ssrc ssrl ssrs sssb sssc sssh ssss