-ous cccc ccci cccp cccs cccu ccic ccii ccip ccir ccis ccoc ccpp ccpr ccps ccrc ccri ccrp ccrs ccsi ccsp ccss ccuc ccup ccus cicc cici cico cicr cics cicu ciii ciis ciko cikr cior cios cipo cipp cips circ ciri cirk ciro cirr cirs cis- cisc cisk cisp cisr ciss ciuc ciup cius ckck ckco ckcs ckoc ckoi ckoo ckor ckos ckpc ckpr ckrc ckso cock coco cocp cocu coip coir cois cok- coko cook coop coos copi copo copp copr cops cor- corc cori cork coro corp corr cors cosc cosi coso cosp coss couk coup cour cous cpcs cpcu cpic cpio cpos cpps cpri cprs cpsc cpsk cpso cpsr cpsu cpus crcc crcr cric crik crip cris criu crkc crkp croc crok croo crop cror crpc crps crsp crss cruk crup crus cscc csci csco cscr cscs csik csio csir csis csks csor csos cspc cspi csps csrc csrs cssr csup csur csus cucc cuci cuck cui- cuir cuis cuk- cupo cupp cupr cups curi curo curr curs cusk cuso cusp cuss cusu iccc icci icco iccp iccr iccs iccu icis icks icoc icor icos icpc icpo icps icrc icrr icrs icru icsc icsi icsp icsr icss icup icus iiii iiio iiis iioi iioo iiop iios iirc iirs iisc iisi iisp iisr iisu iiuc ikki ikko ikoo ikri iksu ikuo ioci iocp ioii ioio ioko iooi iooo ioos iops iori iors ioso iosu ious ipcc ipcs ipko ipop ipos ippc ippo ippr ipri ipsc ipsi ipso ipsp ipss ipur ipus ircc ircs ircu iri- iric irio irip iris irki irks iroc irop irpc irps irrc irri irrs irsp irus iscc isci isco iscp iscr iscs iscu isic isis isko isku iso- isoc isok isop isor isos ispc ispr isps isri isrp issc issi isso issp issr isss issu isup isus iucc iuiu iupp iuss k-ci k-os kccc kcci kcck kccr kccu kcic kcii kcir kcis kciu kckc kckk kcko kckr kcor kcos kcou kcpc kcpi kcpo kcpr kcps kcpu kcrc kcri kcro kcrp kcrr kcrs kcru kcsc kcsi kcsp kcsr kcss kcsu kcui kcuk kcup kicc kick kicp kicr kics kiic kiii kiik kiip kiis kiiu kikc kiki kikk kiko kikr kiku kioc kioi kiok kioo kiou kip- kipi kipo kipp kipr kips kipu kirc kiri kirk kiro kirp kirr kirs kiru kisc kisi kisk kiso kisr kiss kisu kiup kiur kiuu kkci kkck kkco kkcr kkcs kkic kkik kkkk kkoo kkor kkpc kkpk kkps kkrc kkrk kkro kkrr kkrs kksi kksp kksr kkss kksu kkup kkus kkuu koci kock kocp kocs koii koir kokc koki kokk koko kokp kokr koks koku kooc kooi kook kooo koop koor koos koou kopi kopp kopr kops kopu korc kori kork koro korr kors koru kos- kosc kosi koso kosp kosr koss kosu koui kour kous kouu kpcc kpcr kpcs kpir kpkk kpkr kpoc kpok kpoo kpop kpou kppc kppk kppo kppp kppr kprc kpri kprk kpro kprp kprr kprs kpru kpsc kpsi kpso kpsp kpsu kpur kpus krcc krci krco krcs krcu krik krio kris krkc krki krkk krko krkr krks krku kroc kroi krok kroo krop kror kros krpi krpr krps krpu krrc krri krrk krro krrr krrs krsc krsk krsr krss krsu kruc krui kruk krup krur ksci ksck ksco kscr kscs kscu ksii ksik ksip ksir ksis kskk ksko kskr ksks ksku ksoc ksoi ksok ksoo ksop ksor ksos ksou kspc kspi kspk kspo kspr ksps ksro ksrp ksrr ksrs kssi ksso kssr ksss kssu ksui ksup ksuu kucc kuci kuco kucp kucr kuic kuik kuki kukk kuks kuku kuok kuoo kuop kuos kupr kups kupu kuri kurk kuro kurr kurs kuru kusc kuso kusp kusu kuuk kuur kuuu occc occi ocis ocks ocos ocpp ocro ocrr ocrs ocur oici oick oiii oiko oiks oios oipc oisc oisu okcu okic okir okko okok okor okpo okro oksi okso okur okus oocr ooku oooo ooos oops oosi oous opic opii opio opis opo- opor opos oppi oppo opps opsi opsu opus orci orco orcs ori- oric orio oris orko oro- orok oror oros orpc orpi orps orri orro orrs orsi orsk orso orsu orup orus oscc osci osco osii osik osip osis oski osku osoi osoo osor osos osro ossi osso ossu oucc ouii ouir ouis our- ouro ours ouu- pccc pccs pcip pcks pcos pcpp pcps pcrc pcso picc pici pick pico picr pics picu piip piki pikk piko piks piku pipi pipo pipp pips pirc piri pirk piro pirr pirs piru pisi pisk piso piss pisu pius pkcs pock poco pocs poik poio pois poko poku pook poop poor poos pop- popc popi popo popp pops porc pori pork poro porr pors posi posk poso poss poui pouk poup pour pous ppcc ppci ppcs ppic ppos pppo pppp ppps pprc ppru ppss ppur prcc prcp prcs pri- prii pris pro- proc proo prop pros prou prps prri prrs prsc prsi prso prss prus pruu psci psco pscu psip psis psoc psoi psos psou pspi pspp pspr psps psrk psrp pssc psso puck puir puis puiu puki puku pupi pups pupu pur- puri puro purp purr purs puru pusi pusk puss puuc rccc rccs rcic rcis rcos rcpi rcpo rcps rcsc rcsi rcss ricc rick rico rics riis riki rikk riku rios riou ripi ripp ripr rips riri rirs risc risi risk riso risp riss risu rius rkos rkss rocc rock roco rocs roik roio roir rois roiu roki rokk roko rokr roks roku rooi rook roop roor roos ropo rops rorc rori rork roro roru rosc rosi roso rosp ross rouk roup rous rpcs rpii rpos rpps rrrr rrsp rscc rscs rsis rsos rspk rspo rsps ruci ruck ruis ruki rukk ruku ruok rupp rurc ruri ruro rurp rurs ruru rusi rusk ruso russ rusu s-ic s-ii s-os sccc sccp sccs sci- scic scio scip scir scis sck- scok scoo scop scor scpi scpo scps scr- scrc scri scrs scsc scsi scso scsr scsu scup scur sicc sici sick sico sicp sics sicu siik