-ose cccc cccf ccci cccs ccee ccfc ccff ccfi ccic ccii ccir ccis ccoc ccrc ccre ccrf ccri ccrs ccsf ccsi ccss cec- cece ceci ceco cecs ceec cees cef- cefc ceke ceor ceos cer- cerc cere cerf ceri cero cers cesc cese cesi cesr cess cfcf cfco cfcs cffr cfor cfos cfre cfse cfsi cicc cici cico cicr cics ciee cier cies cife ciff cifs ciii ciis ciko cikr cior cios circ cire ciri cirk ciro cirr cirs cis- cisc cise cisk cisr ciss ckck ckco ckcs cker ckfi ckfr ckoc ckoi ckoo ckor ckos ckrc ckso coce cock coco coes cofc cofe coff cofi cofs coif coir cois cok- coke coko coof cook coos cor- corc core corf cori cork coro corr cors cosc cose cosi coso coss crcc crce crcr cre- crec cree crei creo cres crfc crfs cric crie crif crik cris crkc croc croe crok croo cror crss cscc csce cscf csci csco cscr cscs csec csee cser csfc csfr csik csio csir csis csks csor csos csrc csrs csse cssr eccc ecce ecci ecco ecef eces ecfc ecfr ecfs ecis ecko ecks eco- ecos ecrc ecrf ecri ecrr ecsc ecse ecss eecs eeee eees eefe eeke eeks eeoc eerc eero eers eese eesi eesk efco efeo efes effi effs efic efik efke efor efsi eick eico eics eiec eiei eier eies eifs eike eiki eiko eiks eire eirs eise eisk eiso eiss ekco ekek eker ekes ekfc ekis ekki ekoi ekos eksi eoes eoir eois eore eori ercc erce erec erei erer eres erfc erfs eric erie erik erio eris erke erki erks eroc eroe eroi eroo eros errc erre erro errs erse ersi erso esce esci esco escr escs esee esek eseo eser eses esfs esie esik esis eske esko esks eso- esok esos esri esse essi esso f--k fccf fces fcic fcii fcsc fece feck feek feer fees fefc fefe feff fefi fefo feie feio feir feis feke feko feof ferc fere ferk fero ferr fers fese fess ffcc ffee ffff ffii ffrr ffss ficc fice fick fico fics fiec fief fier fies fifc fife fiff fifi fifo fiii fike fiki fioe fior fios fire firk firs fisc fise fisi fisk fiss foce foci fock foco focs foer foes fofo foie fois foke foki foof fook foos for- fore fori fork foro forr fors fosi foso foss frcc free frei freo fres frfc fric frie frik frio fris froe fros frsc frso fscc fsck fsec fsfi fsfo fssc fssf iccc iccf icci icco iccr iccs icec icee icef icer ices icis icke icks icoc icor icos icrc icre icrf icrr icrs icsc icse icsi icsr icss iecc ieie ieio iere ieri iers iesc iesi ieso iesr ifco ifer ifes ific ifis ifor ifrf ifri ifsc ifso iies iiie iiii iiio iiis iioi iioo iios iirc iirs iisc iisi iisr ikee iker ikes ikki ikko ikoo ikri ioci ioee iofc ioii ioio ioke ioko ioof iooi iooo ioos iore iori iors ioso ircc ircs iree irer ires irfe iri- iric irie irio iris irki irks iroc irrc irre irri irrs irse irsf iscc isci isco iscr iscs isec isee iseo iser ises isfc isic isie isis iskf isko iso- isoc isof isok isor isos isri issc isse issf issi isso issr isss k-ci k-os kccc kcci kcck kccr kcec kcee kcei kceo kcfc kcfi kcfo kcic kcie kcif kcii kcir kcis kckc kckf kckk kcko kckr kcoe kcof kcor kcos kcrc kcri kcro kcrr kcrs kcsc kcse kcsf kcsi kcsr kcss keck keco kecr keef keek keer kees kefc keff kefr kefs keif keii keik keio keir keis kekc keke keki keko keks keok keos ker- kerc kere kerf keri kerk kero kerr kers kesc kesi kesk keso kesr kess kfcf kfco kfcr kfcs kfer kfff kffk kfio kfir kfis kfok kfoo kfor kfrc kfre kfri kfro kfrr kfrs kfse kfsi kfsk kfsr kicc kice kick kicr kics kief kier kies kife kiff kifr kifs kiic kiii kiik kiis kikc kikf kiki kikk kiko kikr kioc kioe kioi kiok kioo kirc kirf kiri kirk kiro kirr kirs kisc kise kisf kisi kisk kiso kisr kiss kkci kkck kkco kkcr kkcs kkfi kkfr kkfs kkic kkik kkkk kkoo kkor kkrc kkre kkrf kkrk kkro kkrr kkrs kkse kksf kksi kksr kkss kocf koci kock kocs koei koes kofc kofe koff kofi kofk kofo koii koir kokc koke kokf koki kokk koko kokr koks kooc kooi kook kooo koor koos korc kore korf kori kork koro korr kors kos- kosc kose kosf kosi koso kosr koss krcc krce krci krco krcs krec kree kref krei krek kreo kres krfc krfe krff krfo krfs krik krio kris krkc krke krki krkk krko krkr krks kroc kroe krof kroi krok kroo kror kros krrc krre krrf krri krrk krro krrr krrs krsc krse krsf krsk krsr krss ksce ksci ksck ksco kscr kscs ksec ksee ksei ksek kseo kser ksfc ksfe ksfi ksfo ksfr ksif ksii ksik ksir ksis kske kskf kskk ksko kskr ksks ksoc ksof ksoi ksok ksoo ksor ksos ksrf ksro ksrr ksrs ksse kssi ksso kssr ksss o-eo occc occi oce ocee ocef ocis ocke ocks ocos ocre ocro ocrr ocrs oec- oecc oeec oere oers oese ofcr ofek ofer off- offc offe offo offr offs ofik ofor ofre oici oick oier oies oiii oike oiko oiks oios oire oisc oise oker okes okic okie okir okko okok okor okre okro oksi okso oocr ooer ooes ooff oofs oooo ooos oore oose oosi orce orci orco orcs ore- orec orek oreo orer ores orfe orff orfi orfs ori- oric orie orif orio oris orke orko oro- oroe orof orok oror oros orri orro orrs orse orsi orsk orso oscc osce osci osco osec osee osei osek oser oses osie osii osik osis oski osoi osoo osor osos osro osse ossi osso rccc rccs rcfc rcic rcis rcos rcsc rcsi rcss recc rece reci reck recr recs reef reek rees refe reff refi refr