ksho kshr kshs kska kske kskk ksko kskr ksks ksoc ksok ksoo ksor ksos ksra ksrh ksro ksrr ksrs kssa ksse ksso kssr ksss o-eo oaer oaes oahe oahs oake oaks oara oare oars oasc oase oass ocac ocak ocas occa occc oce ocee ocha oche ochs ocke ocks ocos ocra ocre ocro ocrr ocrs ocsa oec- oeca oecc oeec oera oere oers oese ohcc ohee oher ohho ohhs ohoh ohok ohos ohra ohre ohso ohss okak okas okeh oker okes okha okka okko okok okor okra okre okro oksa okso ooaa ooak oocr ooer ooes ooha ooho oohs oooh oooo ooos oora oore oosa oose orac orae orah orak orao orar oras orca orce orch orco orcs ore- orea orec oreh orek oreo orer ores orhe orhs orka orke orko oro- oroe orok oror oros orra orro orrs orsa orse orsk orso osak osar osas osca oscc osce osco osea osec osee oseh osek oser oses osha oshc oshe osho oshs osoo osor osos osro ossa osse osso raak raas rac- raca racc race rach rack raco racs raec raer raes raha rahe rahr rahs raka rake rakk raoc raoh raok raos rara rare rark raro rars rasa rasc rase rash rask raso rass rcac rcas rccc rccs rchs rcos rcsa rcsc rcss rea- reac reae reak reao rear reas reca recc rece rech reck recr recs reek rees reha rehe rehs reka reke reko reks reos rera rere rero rers resa rese resh reso ress rhae rhce rhea rhee rheo rhes rhhs rhoa rhoc rhoh rhos rkos rkss roak roar roas roca rocc roce roch rock roco rocs roea roer roes roha rohe rohr rohs roka roke rokh rokk roko rokr roks rook roor roos rora rorc rore rork roro rosa rosc rose rosh roso ross rrah rras rrhs rrrr rsaa rscc rsch rscs rsee rshs rsos rsre rssa s-os sa-c saac saae saah saak saar saas saca sacc sace sack saco sacr sacs saek saer saes saha sahe sahk saho sahr sahs saka sake sakk sako saks saor saos sara sarc sare sarh sark saro sarr sars sasa sasc sase sash sask saso sass scaa scac scak scar scas sccc scce sccs scea scec scee scer sch- scha sche schh scho schr schs sck- scoh scok scoo scor scr- scra scrc scre scrs scsa scsc scsh scso scsr se-c se-e se-h se-k se-o se-s seaa seac seah seak sear seas sec- seca secc sece sech seck seco secr secs seea seec seeh seek seer sees sehe sehk sehr sehs seka seke sekk seko seoc seok sera serc sere serk sero serr sers sesa sesc sese sesh seso sess shac shae shah shak shao shar shas shca shcc she- shea shee sheh shek sheo sher shes shha shhh shhs shoa shoe shok shoo shor shos shre shrs shsc skac skar skee skeo sker skes skhs skoe skor skra skss soak soar soas soca soce soch sock soco socr socs soea soec soeo soes soha sohh soho sohs soka soke sokk soko sook soor soos sora sore sorh soro sorr sors sosa sose sosh soso soss sras srcc srch srec sreo sres srhs sros ssaa ssac ssao ssas ssca sscc ssce sscs ssec ssee sses sshs ssoc ssra ssrc ssrs sssa sssc sssh ssss