-ic c-- ccc cch cci cck cco ccr ccs ch- chc chh chi chk cho chr chs ci- cic cih cii cik cio cir cis ckc ckh cki cko cks co- coc coh coi cok coo cor cos crc crh cri crk cro crr crs csc csh csi csk cso csr css h-i hcc hch hci hck hco hcr hcs hhc hhh hhi hhk hho hhr hhs hic hih hii hik hio hir his hkh hki hkk hko hkr hks hoc hoh hoi hok hoo hor hos hr- hrc hrh hri hrk hro hrr hrs hsc hsh hsi hsk hsr hss icc ich ici ick ico icr ics ihc ihh ihi ihk iho ihr ihs iic iih iii iio iir iis ikc iki ikk iko ikr iks io- ioc ioh ioi ioo ior ios ir- irc iri irk iro irr irs is- isc ish isi isk iso isr iss kcc kch kci kck kcr kcs khh khi khk kho khr khs kic kih kii kik kio kir kis kkc kkh kki kkk kkr kks koc koh koi kok koo kor kos krc kri krk kro krr krs ksc ksh ksi ksk kso ksr kss o-i oc- occ och oci ock oco ocr ocs ohc ohh ohi oho ohr ohs oic oii oik oio oir ois okc oki okk oko okr oks oo- ooc ooh ooi ook ooo oor oos or- orc orh ori ork oro orr ors os- osc osh osi osk oso osr oss rcc rch rci rco rcr rcs rh- rhc rhh rhi rho rhr rhs ric rih rii rik rio rir ris rkc rkk rko rks roc roh roi rok roo ror ros rrc rrh rri rrk rrr rrs rsc rsh rsi rsk rso rsr rss scc sch sci sck sco scr scs sh- shc shh shi shk sho shr shs sic sih sii sik sio sir sis sk- skc skh ski skk sko skr sks soc soh soi sok soo sor sos sr- src srh sri srk sro srr srs ss- ssc ssh ssi ssk sso ssr sss

cccc ccci cccs cchr cchs ccic ccii ccir ccis ccoc ccrc ccri ccrs ccsi ccss chch chci chcs chhs chic chih chik chir chis chks choc choh choi chok choo chor chos chrc chro chrr chrs chsc chsh chsi chsr cicc cich cici cico cicr cics 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 ckhs ckoc ckoi ckoo ckor ckos ckrc cksh ckso coch cock coco coho cohs coir cois cok- coko cooh cook coos cor- corc cori cork coro corr cors cosc cosh cosi coso coss crcc crcr crhs cric crik cris crkc croc croh crok croo cror crss cscc csch csci csco cscr cscs cshs csik csio csir csis csks csor csos csrc csrs cssr h-ii hccc hcch hccs hchi hchs hcis hcsc hcso hcss hhhh hhhs hi-c hicc hich hick hico hics hihc hihi hiho hiis hiki hioc hiri hirk hiro hirs hish hiss hkcc hkcs hkir hkis hoch hock hocr hocs hoho hoik hoir hois hoki hoko hoks hook hoor hoos horc hori hork horo horr hors hosh hoss hrhs hros hrrc hrso hscc hsci hshs hski iccc icci icco iccr iccs ichc ichi icho ichr ichs icis icks icoc icor icos icrc icrr icrs icsc icsh icsi icsr icss ihcc ihis ihrc ihss iiii iiio iiis iioi iioo iios iirc iirs iisc iisi iisr ikki ikko ikoo ikri ioci ioii ioio ioko iooi iooo ioos iori iors ioso ircc ircs irhs iri- iric irio iris irki irks iroc iroh irrc irri irrs iscc isch isci isco iscr iscs ishi ishk ishr ishs isic isis isko iso- isoc isok isor isos isri issc issh issi isso issr isss k-ci k-os kccc kcci kcck kccr kchh kchi kchk kcho kchr kchs kcic kcii kcir kcis kckc kckk kcko kckr kcoh kcor kcos kcrc kcrh kcri kcro kcrr kcrs kcsc kcsi kcsr kcss khcc khch khck khcs khhk khho khhs khic khii khio khis khki khkk khkr khks khoc khoi khok khor khri khrk khro khrr khsi khss kicc kick kicr kics kihc kihh kihi kihk kiho kihr kihs kiic kiii kiik kiis kikc kiki kikk kiko kikr kioc kioh kioi kiok kioo kirc kiri kirk kiro kirr kirs kisc kish kisi kisk kiso kisr kiss kkch kkci kkck kkco kkcr kkcs kkhh kkhi kkhk kkhr kkic kkik kkkk kkoh kkoo kkor kkrc kkrh kkrk kkro kkrr kkrs kksi kksr kkss koch koci kock kocs kohh kohi koho kohr kohs koii koir kokc kokh koki kokk koko kokr koks kooc kooi kook kooo koor koos korc kori kork koro korr kors kos- kosc kosh kosi koso kosr koss krcc krch krci krco krcs krhc krhs krik krio kris krkc krkh krki krkk krko krkr krks kroc kroh kroi krok kroo kror kros krrc krri krrk krro krrr krrs krsc krsh krsk krsr krss ksch ksci ksck ksco kscr kscs kshi kshk ksho kshr kshs ksii ksik ksir ksis kskk ksko kskr ksks ksoc ksoi ksok ksoo ksor ksos ksrh ksro ksrr ksrs kssi ksso kssr ksss occc occi ochi ochs ocis ocks ocos ocro ocrr ocrs ohcc ohhi ohho ohhs ohio ohis ohoh ohok ohos ohso ohss oici oick oiii oiko oiks oios oisc okic okir okko okok okor okro oksi okso oocr ooho oohs oooh oooo ooos oosi orch orci orco orcs orhs ori- oric orio oris orko oro- 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 rchs rcic rcis rcos rcsc rcsi rcss rhhs rhio rhoc rhoh rhos ricc rich rick rico rics riho rihs riis riki rikk rios riri rirs risc rish risi risk riso riss rkos rkss rocc roch rock roco rocs rohr rohs roik roio roir rois rokh roki rokk roko rokr roks rooi rook roor roos rorc rori rork roro rosc rosh