-hou -ous cccc cccs cccu cchs ccoc ccss ccuc ccus chch chcs chhs chks choc choh chok choo chos chou chsc chsh chuk chus ckch ckck ckco ckcs ckhs ckoc ckoo ckos cksh ckso coch cock coco cocu coho cohs cok- coko cooh cook coos cosc cosh coso coss couk cous cscc csch csco cscs cshs csks csos csus cucc cuck cuk- cush cusk cuso cuss cusu hccc hcch hccs hchs hcsc hcso hcss hhhh hhhs hhus hkcc hkcs hoch hock hocs hoho hoko hoks hoku hook hoos hosh hoss houk hscc hshs huch huck hucs hucu huhs huhu huos hush husk huso huss huus k-os kccc kcck kccu kchh kchk kcho kchs kchu kckc kckk kcko kcoh kcos kcou kcsc kcss kcsu kcuh kcuk khcc khch khck khcs khhk khho khhs khkk khks khoc khok khou khss khsu khuk khus kkch kkck kkco kkcs kkhh kkhk kkkk kkoh kkoo kkss kksu kkus kkuu koch kock kocs kohh koho kohs kohu kokc kokh kokk koko koks koku kooc kook kooo koos koou kos- kosc kosh koso koss kosu kous kouu ksch ksck ksco kscs kscu kshk ksho kshs kshu kskk ksko ksks ksku ksoc ksok ksoo ksos ksou ksso ksss kssu ksuh ksuu kucc kuch kuco kuhs kuhu kukh kukk kuks kuku kuok kuoo kuos kusc kush kuso kusu kuuk kuuu occc ochs ocks ocos ohcc ohho ohhs ohoh ohok ohos ohso ohss ohus okcu okko okok okso okus ooho oohs ooku oooh oooo ooos oous oscc osco oshc osho oshs oshu osku osoo osos osso ossu oucc ouch ouu- s-os sccc sccs sch- schh scho schs sck- scoh scok scoo scsc scsh scso scsu shcc shhh shhs shok shoo shos shou shsc shuk shus shuu skhs skss soch sock soco socs sohh soho sohs sohu sokk soko soku sook soos sosh soso soss souk sous sscc sscs sshs ssoc sssc sssh ssss suc- succ such suck sucs suho sukh suks suku suoh suos sus- susk suso suss susu suus ucho uchs ucos ucsc ucsu uhoh uhok uhss uhuh ukcc ukko ukok uksc uocc us-k uscc usch usco uscs usho ushs ushu usoc usos ussc usss ussu usus uuoc uuuu