c-cd cccc ccci cccp cccs ccdc ccdi ccdp ccdr ccds ccic ccid ccii ccip ccir ccis ccoc ccod ccpp ccpr ccps ccrc ccri ccrp ccrs ccsd ccsi ccsp ccss cd-r cdcs cddr cdic cdii cdio cdis cdos cdps cdrs cdss cicc cici cico cicr cics cidc cidi cidp cidr cids ciid ciii ciis ciko cikr cior cios cipo cipp cips circ ciri cirk ciro cirr cirs cis- cisc cisd cisk cisp cisr ciss ckck ckco ckcs ckdo ckoc ckoi ckoo ckor ckos ckpc ckpr ckrc ckrd ckso cock coco cocp codd codi cods coip coir cois cok- coko cood cook coop coos copd copi copo copp copr cops cor- corc cord cori cork coro corp corr cors cosc cosi coso cosp coss cpcs cpic cpio cpos cppd cpps cpri cprs cpsc cpsk cpso cpsr crcc crcr crdc cric crik crip cris crkc crkp croc crod crok croo crop cror crpc crps crsp crss cscc cscd csci csco cscr cscs csdp csdr csid csik csio csir csis csks csor csos cspc cspd cspi csps csrc csrd csrs cssd cssr dccc dcci dccp dccs dcds dcii dcio dcis dcop dcos dcpo dcps dcrk dcsc dcss dddd ddoc ddpo ddps ddrc ddss dici dick dico didi dido dids diii diis diki diko dioc diop dior dios dipc dipo dipp dips dird dirk dirr dirs dis- disc disd disi disk diso disp diss dkdc dkid doci dock doco docs dod- dodd dodi dodo dods doid dois doki doko dood dook doop door doos dopo dopp dopr dops dorc dord dori dork doro dorp dorr dors dosi dosk doso doss dpci dpcp dpos dppc dprk dpsd dric drip drod drop drrs drsp dscc dscp dscr dscs dsdp dsdr dsip dsos dsps dsrc dsri dsrp dsrr dssc dssi dssp iccc icci icco iccp iccr iccs icdc icdd icdp icis icks icoc icod icor icos icpc icpd icpo icps icrc icrr icrs icsc icsd icsi icsp icsr icss idcr iddo idic idid idio idir idis idoc idos idps idrc idro idsc idso idss iicd iiii iiio iiis iioi iioo iiop iios iirc iirs iisc iisd iisi iisp iisr ikid ikki ikko ikoo ikri ioci iocp iod- iodd iodo ioii ioio ioko iooi iooo ioos iops iori iors ioso ipcc ipcs ipdc ipdi ipid ipko ipod ipop ipos ippc ippo ippr ipri ipsc ipsi ipso ipsp ipss ircc ircd ircs irdc irdo irdp irds iri- iric irid irio irip iris irki irks iroc irod irop irpc irps irrc irri irrs irsp iscc iscd isci isco iscp iscr iscs isdc isds isic isis isko iso- isoc isok isop isor isos ispc ispr isps isri isrp issc issi isso issp issr isss k-ci k-id k-os kccc kccd kcci kcck kccr kcdc kcdd kcdi kcdr kcds kcic kcid kcii kcir kcis kckc kckk kcko kckr kcor kcos kcpc kcpi kcpo kcpr kcps kcrc kcri kcro kcrp kcrr kcrs kcsc kcsd kcsi kcsp kcsr kcss kdcc kdcd kdco kdcr kddc kddd kddi kddk kddr kdic kdio kdis kdkd kdkk kdko kdkr kdoc kdok kdpi kdpr kdps kdri kdro kdrs kdsc kdsd kdsk kdsp kdsr kdss kicc kicd kick kicp kicr kics kidd kidi kidk kido kidr kids kiic kiid kiii kiik kiip kiis kikc kikd kiki kikk kiko kikr kioc kiod kioi kiok kioo kip- kipi kipo kipp kipr kips kirc kiri kirk kiro kirp kirr kirs kisc kisd kisi kisk kiso kisr kiss kkcd kkci kkck kkco kkcr kkcs kkdc kkdd kkdo kkic kkid kkik kkkk kkoo kkor kkpc kkpk kkps kkrc kkrk kkro kkrr kkrs kksd kksi kksp kksr kkss kocd koci kock kocp kocs kodi kodk kodo kods koii koir kokc koki kokk koko kokp kokr koks kooc kooi kook kooo koop koor koos kopi kopp kopr kops korc kord kori kork koro korr kors kos- kosc kosd kosi koso kosp kosr koss kpcc kpcr kpcs kpdc kpdo kpdr kpid kpir kpkk kpkr kpoc kpod kpok kpoo kpop kppc kppd kppk kppo kppp kppr kprc kprd kpri kprk kpro kprp kprr kprs kpsc kpsd kpsi kpso kpsp krcc krcd krci krco krcs krdc krdd krdo krdr krds krid krik krio kris krkc krkd krki krkk krko krkr krks kroc krod kroi krok kroo krop kror kros krpi krpr krps krrc krri krrk krro krrr krrs krsc krsd krsk krsr krss ksci ksck ksco kscr kscs ksdc ksdi ksdk ksdp ksdr ksds ksid ksii ksik ksip ksir ksis kskd kskk ksko kskr ksks ksoc ksoi ksok ksoo ksop ksor ksos kspc kspd kspi kspk kspo kspr ksps ksro ksrp ksrr ksrs kssi ksso kssr ksss occc occi ocds ocis ocks ocos ocpd ocpp ocro ocrr ocrs odci oddd oddi odds odic odio odir odis odoo odop odor odos odrp odso oici oick oido oids oiii oiko oiks oios oipc oisc oisd okic okir okko okok okor okpo okro oksi okso oocr oodi ooid oooo ooos oops oord oosi opds opic opii opio opis opo- opor opos oppi oppo opps opsi orci orco orcs ordo ords ori- oric orid orio oris orko oro- orok oror oros orpc orpi orps orri orro orrs orsi orsk orso oscc osci osco osdi osii osik osip osis oski osoi osoo osor osos osrd osro ossd ossi osso pccc pccs pcip pcks pcod pcos pcpp pcps pcrc pcrd pcso pdci pdcp pdic pdoc pdos pdpr pdrc pdrs pdsd pdss picc pici pick pico picr pics pido pids piip piki pikk piko piks pipi pipo pipp pips pirc piri pirk piro pirr pirs pisd pisi pisk piso piss pkcs pocd pock poco pocs pod- podd podi podo pods poid poik poio pois poko pood pook poop poor poos pop- popc popi popo popp pops porc pori pork poro porr pors posi posk poso poss ppcc ppcd ppci ppcs ppdk ppds ppic ppid ppod ppos pppd pppo pppp ppps pprc ppss prcc prcd prcp prcs pri- prid prii pris pro- proc prod proo prop pros prpd prps prrd prri prrs prsc prsd prsi prso prss psci psco psdc psdi psdp psdr psds psid psip psis psoc psoi psos