-hou cccc cccl cccu cchl cchr cclc ccoc ccrc ccrl ccuc chch chlc chlr choc choh chok chol choo chor chou chrc chro chrr chuk chul chur ckch ckck ckcl ckco ckoc ckoo ckor ckrc clok cloo clor clou clro cluh coch cock coco cocu coho cok- coko col- colk coll colo colu cooh cook cool cor- corc cork corl coro corr couk coul cour crcc crcr crkc crkl croc croh crok crol croo cror cruk cucc cuck cuk- culc culk cull culo curl curo curr hccc hcch hhcl hhhh hkcc hkcl hluk hlul hoch hock hocr hohl hoho hoko hoku hol- holc holh holk holl holo holu hook hool hoor horc hork horl horo horr houk hour hrrc huch huck hucu huhu hulc hulk hull hulu huor hurk hurl huro hurr huru k-lo kccc kcck kccl kccr kccu kchh kchk kchl kcho kchr kchu kckc kckk kckl kcko kckr kclc kclh kclk kcll kclr kclu kcoh kcol kcor kcou kcrc kcrh kcro kcrr kcru kcuh kcuk kcul khcc khch khck khhk khhl khho khkk khkr khlc khll khlo khlr khoc khok khol khor khou khrk khro khrr khuk khur kkch kkck kkcl kkco kkcr kkhh kkhk kkhr kkkk kklc kklh kkll kklo kkoh kkol kkoo kkor kkrc kkrh kkrk kkrl kkro kkrr kkuu klcc klch klck klcl klcr klhc klkc klkk klkl klko klkr kllc kllk kloc kloh klok klol kloo klor klou klrc klrk klrr klru kluh kluk klur kluu koch kock kohh kohl koho kohr kohu kokc kokh kokk koko kokr koku kolc kolk koll kolo kolr kolu kooc kook kool kooo koor koou korc kork korl koro korr koru koul kour kouu krcc krch krcl krco krcu krhc krkc krkh krkk krko krkr krku krlc kroc kroh krok krol kroo kror krrc krrk krrl krro krrr kruc kruh kruk krul krur kucc kuch kuco kucr kuhl kuhu kukh kukk kukl kuku kulh kull kulo kulu kuok kuol kuoo kurk kurl kuro kurr kuru kuuk kuul kuur kuuu lccc lchc lchr lcor lcrl lhhh lhor llcc lllc llll lloc lloo locc loch lock loco locu loho lohr lohu lokk loko loll lolo looc look lool loor lork loro louh louk loul lour louu lroc lrrc lrrr luch luck luhu lukh luko lull lulu luoh lurk luuk occc oclc ocrl ocro ocrr ocul ocur ohcc ohho ohoh ohok okcu okko oklo okok okol okor okro okul okur olcc ollo olor olur oocr ooho ooku oolo oooh oooo orch orco orko orlo orlu oro- orok oror orro oucc ouch oulk oulu our- ouro ouu- rccc rhoc rhoh rocc roch rock roco rohl rohr rohu rokh rokk roko rokr roku rolk roll rolo rook rool roor rorc rork roro roru rouh rouk roul rrrr ruch ruck ruhh ruhl ruhr rukh rukk ruku rulk rull rulo ruok rurc ruro ruru ucho ucrc uhcl uhoh uhok uhuh ukcc ukko ukok ukrc ukur ulcc ulch ulco ullo ullr ulo- uloc uluk ulul uocc uolc uor- urch urho uro- urok urol uroo urrh uruk urur uulu uuoc uuuu