cccc cccf ccci cccs ccfc ccff ccfi cchr cchs ccic ccii ccir ccis ccoc ccrc ccrf ccri ccrs ccsf ccsi ccss cfcf cfco cfcs cffr cfhk cfhs cfor cfos cfsi chch chci chcs chfc chfi chfr chfs chhs chic chif chih chik chir chis chks choc choh choi chok choo chor chos chrc chrf chro chrr chrs chsc chsh chsi chsr cicc cich cici cico cicr cics ciff cifs cihr cihs ciii ciis ciko cikr cior cios circ cirh ciri cirk ciro cirr cirs cis- cisc cish cisk cisr ciss ckch ckck ckco ckcs ckfi ckfr ckhs ckoc ckoi ckoo ckor ckos ckrc cksh ckso coch cock coco cofc coff cofi cofs coho cohs coif coir cois cok- coko coof cooh cook coos cor- corc corf cori cork coro corr cors cosc cosh cosi coso coss crcc crcr crfc crfs crhs cric crif crik cris crkc croc croh crok croo cror crss cscc cscf csch csci csco cscr cscs csfc csfr cshs csik csio csir csis csks csor csos csrc csrs cssr f--k fccf fcch fchs fcic fcii fcsc ffcc ffff ffhs ffii ffrr ffss fhci fhfs fhhs fhrs fhss ficc fich fick fico fics fifc fiff fifi fifo fiii fiki fior fios firk firs fisc fish fisi fisk fiss foch foci fock foco focs fofo fohr fohs fois foki foof fook foos for- fori fork foro forr fors fosh fosi foso foss frcc frfc frhs fric frik frio fris froh fros frsc frso fscc fsck fsfi fsfo fshs fssc fssf h-ii hccc hcch hccs hcfc hchi hchs hcis hcsc hcso hcss hfcs hfhs hfrs hfss hhhh hhhs hhof hi-c hicc hich hick hico hics hiff hifh hifi hifk hifo hifr hihc hihi hiho hiis hiki hioc hirf hiri hirk hiro hirs hish hiss hkcc hkcs hkir hkis hoch hock hocr hocs hoff hofs hoho hoif hoik hoir hois hoki hoko hoks hoof hook hoor hoos horc hori hork horo horr hors hosh hoss hrfc hrhs hros hrrc hrso hscc hsci hsfc hsfs hshs hski iccc iccf icci icco iccr iccs ichc ichi icho ichr ichs icis icks icoc icor icos icrc icrf icrr icrs icsc icsh icsi icsr icss ifco ific ifis ifor ifrf ifri ifsc ifso ihcc ihis ihrc ihss iiii iiio iiis iioi iioo iios iirc iirs iisc iisi iisr ikki ikko ikoo ikri ioci iofc ioii ioio ioko ioof iooi iooo ioos iori iors ioso ircc ircs irhs iri- iric irio iris irki irks iroc iroh irrc irri irrs irsf iscc isch isci isco iscr iscs isfc ishi ishk ishr ishs isic isis iskf isko iso- isoc isof isok isor isos isri issc issf issh issi isso issr isss k-ci k-os kccc kcci kcck kccr kcfc kcfh kcfi kcfo kchf kchh kchi kchk kcho kchr kchs kcic kcif kcii kcir kcis kckc kckf kckk kcko kckr kcof kcoh kcor kcos kcrc kcrh kcri kcro kcrr kcrs kcsc kcsf kcsi kcsr kcss kfcf kfch kfco kfcr kfcs kfff kffk kfhc kfio kfir kfis kfok kfoo kfor kfrc kfrh kfri kfro kfrr kfrs kfsh kfsi kfsk kfsr khcc khcf khch khck khcs khfr khhk khho khhs khic khif khii khio khis khki khkk khkr khks khoc khoi khok khor khri khrk khro khrr khsi khss kicc kick kicr kics kiff kifr kifs kihc kihh kihi kihk kiho kihr kihs kiic kiii kiik kiis kikc kikf kiki kikk kiko kikr kioc kioh kioi kiok kioo kirc kirf kiri kirk kiro kirr kirs kisc kisf kish kisi kisk kiso kisr kiss kkch kkci kkck kkco kkcr kkcs kkfi kkfr kkfs kkhh kkhi kkhk kkhr kkic kkik kkkk kkoh kkoo kkor kkrc kkrf kkrh kkrk kkro kkrr kkrs kksf kksi kksr kkss kocf koch koci kock kocs kofc koff kofh kofi kofk kofo kohh kohi koho kohr kohs koii koir kokc kokf kokh koki kokk koko kokr koks kooc kooi kook kooo koor koos korc korf kori kork koro korr kors kos- kosc kosf kosh kosi koso kosr koss krcc krch krci krco krcs krfc krff krfo krfs krhc krhs krik krio kris krkc krkh krki krkk krko krkr krks kroc krof kroh kroi krok kroo kror kros krrc krrf krri krrk krro krrr krrs krsc krsf krsh krsk krsr krss ksch ksci ksck ksco kscr kscs ksfc ksfh ksfi ksfo ksfr kshi kshk ksho kshr kshs ksif ksii ksik ksir ksis kskf kskk ksko kskr ksks ksoc ksof ksoi ksok ksoo ksor ksos ksrf ksrh ksro ksrr ksrs kssi ksso kssr ksss occc occi ochi ochs ocis ocks ocos ocro ocrr ocrs ofcr off- offc offh offo offr offs ofik ofor ohcc ohhi ohho ohhs ohif ohio ohis ohoh ohok ohos ohso ohss oici oick oiii oiko oiks oios oisc okic okir okko okok okor okro oksi okso oocr ooff oofs ooho oohs oooh oooo ooos oosi orch orci orco orcs orff orfi orfs orhs ori- oric orif orio oris orko oro- orof orok oror oros orri orro orrs orsi orsk orso oscc osci osco oshc oshi osho oshs osii osik osis oski osoi osoo osor osos osro ossi osso rccc rccs rcfc rchs rcic rcis rcos rcsc rcsi rcss rffc rfhs rfic rhfs rhhs rhio rhoc rhoh rhos ricc rich rick rico rics riff rifs riho rihs riif riis riki rikk rios riri rirs risc rish risi risk riso riss rkkf rkos rkss rocc roch rock roco rocs rofc roff rofo rohr rohs roif roik roio roir rois rokh roki rokk roko rokr roks roof rooi rook roor roos rorc rori rork roro rosc rosh rosi roso ross rrfc rrhs rrif rrrr rscc rsch rscs rsfc rshs rsis rsos s-ic s-ii s-os sccc sccs scfc scfi sch- schh schi scho schr schs sci- scic scif scio scir scis sck- scoh scok scoo scor scr- scrc scri scrs scsc scsh scsi scso scsr sfcc sfco sfcs sffc sfhs sfio sfor sfos sfrc sfro sfss shcc shhh shhs shih shii shik shio shir shis shof shok shoo shor shos shri shrs shsc sicc sich sici sick sico sics siff sifo sifr