kosc kosd kose koso kosr koss krac krad krae krak krar kras krca krcc krcd krce krco krcs krda krdc krdd krde krdo krdr krds krea krec kred kree krek kreo kres krka krkc krkd krke krkk krko krkr krks kroa kroc krod kroe krok kroo kror kros krrc krre krrk krro krrr krrs krsa krsc krsd krse krsk krsr krss ksac ksak ksar ksas ksca ksce ksck ksco kscr kscs ksdc ksdk ksdr ksds ksea ksec ksed ksee ksek kseo kser kska kskd kske kskk ksko kskr ksks ksoc ksok ksoo ksor ksos ksra ksro ksrr ksrs kssa ksse ksso kssr ksss o-eo oade oaer oaes oake oaks oara oare oars oasc oase oass ocac ocad ocak ocas occa occc ocds oce oced ocee ocke ocks ocos ocra ocre ocro ocrr ocrs ocsa odac odas odda oddd odds odea oded odeo oder odes odoo odor odos odra odso oec- oeca oecc oedo oeds oeec oera oere oers oese okak okas oked oker okes okka okko okok okor okra okre okro oksa okso ooaa ooak oocr ooda ooer ooes oooo ooos oora oord oore oosa oose orac orad orae orak orao orar oras orca orce orco orcs orda orde ordo ords ore- orea orec ored orek oreo orer ores orka orke orko oro- oroe orok oror oros orra orro orrs orsa orse orsk orso osak osar osas osca oscc osce osco osea osec osed osee osek oser oses osoo osor osos osrd osro ossa ossd osse osso raad raak raas rac- raca racc race rack raco racs rada radc radd rade rado radr rads raec raed raer raes raka rake rakk raoc raok raos rara rare rark raro rars rasa rasc rasd rase rask raso rass rcac rcas rccc rccs rcdc rcde rcds rcos rcrd rcsa rcsc rcsd rcss rdac rdas rder rdoc rdos rdso rea- reac read reae reak reao rear reas reca recc recd rece reck recr recs reda redc redd rede redo redr reds reed reek rees reka reke reko reks reod reos rera rerd rere rero rers resa rese reso ress rkos rkss road roak roar roas roca rocc roce rock roco rocs roda rodd rode rodo rods roea roed roer roes roka roke rokk roko rokr roks rood rook roor roos rora rorc rore rork roro rosa rosc rose roso ross rrad rras rred rrrr rsaa rscc rscs rsdd rsds rsee rsos rsre rssa s-os sa-c saac saad saae saak saar saas saca sacc sacd sace sack saco sacr sacs sada sadc sadd sade sado sadr sads saek saer saes saka sake sakk sako saks saor saos sara sarc sard sare sark saro sarr sars sasa sasc sasd sase sask saso sass scaa scac scad scak scar scas sccc scce sccs scda scdc scds scea scec scee scer sck- scok scoo scor scr- scra scrc scre scrs scsa scsc scsd scso scsr sdae sdak sdcc sdco sddc sdds sder sdes sdrc sdrs sdsc sdss se-c se-d se-e se-k se-o se-s seaa seac sead seak sear seas sec- seca secc secd sece seck seco secr secs seda sede sedo seds seea seec seed seek seer sees seka seke sekk seko seoc seod seok sera serc serd sere serk sero serr sers sesa sesc sese seso sess skac skad skar sked skee skeo sker skes skoe skor skra sksd skss soad soak soar soas soca soce sock soco socr socs soda sodd sode sodo sods soea soec soeo soes soka soke sokk soko sood sook soor soos sora sord sore soro sorr sors sosa sose soso soss sras srcc srde srec sreo sres sros srsd ssaa ssac ssao ssas ssca sscc ssce sscs ssdc ssdd ssec ssee sses ssoc ssra ssrc ssrs sssa sssc ssss