c-cd cccc ccci cccp cccs ccdc ccdi ccdp ccdr ccds ccic ccid ccii ccip ccir ccis ccpp ccpr ccps ccrc ccri ccrp ccrs ccrt ccsd ccsi ccsp ccss ccst cctc cctt cd-r cdcs cddr cdic cdii cdis cdps cdrs cdss cicc cici cicr cics cict cidc cidi cidp cidr cids cidt ciid ciii ciis ciit cikr cipp cips circ ciri cirk cirr cirs cirt cis- cisc cisd cisk cisp cisr ciss cist citi citp cits citt ckck ckcs ckpc ckpr ckrc ckrd ckst ckts cpcs cpic cppd cpps cpri cprs cprt cpsc cpsk cpsr cptp cptr cpts crcc crcr crdc cric crik crip cris crit crkc crkp crpc crps crrt crsp crss crst crtc crtp crts cscc cscd csci cscr cscs csdp csdr csid csik csir csis csit csks cspc cspd cspi csps cspt csrc csrd csrs cssd cssr cstc cstd cstr csts ctcp ctic ctpp ctps ctrc ctrp ctrs ctsc ctss ctts dccc dcci dccp dccs dcct dcds dcii dcis dcps dcrk dcsc dcss dctc dcts dddd ddps ddrc ddss ddts dici dick dict didi dids diii diis diki dipc dipp dips dipt dird dirk dirr dirs dirt dis- disc disd disi disk disp diss dist diti dits ditt dkdc dkid dpci dpcp dpdt dppc dprk dpsd dpst dpts dric drip drit drrs drsp dscc dscp dscr dscs dsdp dsdr dsip dsps dspt dsrc dsri dsrp dsrr dssc dssi dssp dsst dstc dsts dtcc dtdp dtki dtss dttp iccc icci iccp iccr iccs icct icdc icdd icdp icis icks icpc icpd icps icrc icrr icrs icrt icsc icsd icsi icsp icsr icss icst ictp icts idcr idic idid idir idis idps idrc idsc idss idtp idts iicd iiii iiis iiit iirc iirs iisc iisd iisi iisp iisr iist iitr iitt ikid ikki ikri ipcc ipcs ipct ipdc ipdi ipid ippc ippr ipri ipsc ipsi ipsp ipss iptc ipts ircc ircd ircs irdc irdp irds iri- iric irid irip iris irki irks irpc irps irrc irri irrs irsp irti irtp irts iscc iscd isci iscp iscr iscs isct isdc isds isic isis isit ispc ispr isps isri isrp issc issi issp issr isss istc istd isti istp istr ists itcs itic itis itpc itri itrs itsi itsp k-ci k-id kccc kccd kcci kcck kccr kcct kcdc kcdd kcdi kcdr kcds kcic kcid kcii kcir kcis kcit kckc kckk kckr kcpc kcpi kcpr kcps kcpt kcrc kcri kcrp kcrr kcrs kcrt kcsc kcsd kcsi kcsp kcsr kcss kcst kctc kcti kdcc kdcd kdcr kddc kddd kddi kddk kddr kdic kdis kdkd kdkk kdkr kdkt kdpi kdpr kdps kdri kdrs kdsc kdsd kdsk kdsp kdsr kdss kdst kdtd kdti kdtp kdtr kicc kicd kick kicp kicr kics kict kidd kidi kidk kidr kids kiic kiid kiii kiik kiip kiis kiit kikc kikd kiki kikk kikr kikt kip- kipi kipp kipr kips kipt kirc kiri kirk kirp kirr kirs kirt kisc kisd kisi kisk kisr kiss kist kitc kiti kitr kits kitt kkcd kkci kkck kkcr kkcs kkct kkdc kkdd kkdt kkic kkid kkik kkit kkkk kkpc kkpk kkps kkpt kkrc kkrk kkrr kkrs kkrt kksd kksi kksp kksr kkss kkst kktc kktk kkts kpcc kpcr kpcs kpdc kpdr kpid kpir kpit kpkk kpkr kppc kppd kppk kppp kppr kprc kprd kpri kprk kprp kprr kprs kprt kpsc kpsd kpsi kpsp kptd kptr kpts kptt krcc krcd krci krcs krdc krdd krdr krds krid krik kris krit krkc krkd krki krkk krkr krks krpi krpr krps krpt krrc krri krrk krrr krrs krrt krsc krsd krsk krsr krss krst krtc krti krtk krtr krts ksci ksck kscr kscs ksdc ksdi ksdk ksdp ksdr ksds ksid ksii ksik ksip ksir ksis ksit kskd kskk kskr ksks kspc kspd kspi kspk kspr ksps kspt ksrp ksrr ksrs ksrt kssi kssr ksss ksst kstc ksti kstk kstp kstr ksts kstt ktcc ktck ktcr ktcs ktdc ktdd ktdk ktdr ktic ktik ktip ktis ktkc ktkk ktkr ktks ktkt ktpi ktpk ktpr ktpt ktrc ktri ktrk ktrp ktrr ktrs ktrt ktsc ktsd ktsr ktst kttc ktti kttk kttp kttr ktts kttt pccc pccs pcip pcks pcpp pcps pcrc pcrd pcts pdci pdcp pdic pdpr pdrc pdrs pdsd pdss pdtc picc pici pick picr pics pict pids piip piki pikk piks pikt pipi pipp pips pirc piri pirk pirr pirs pisd pisi pisk piss pist piti pitr pits pitt pkcs pkts ppcc ppcd ppci ppcs ppdk ppds ppic ppid pppd pppp ppps pprc ppss ppts pptt prcc prcd prcp prcs pri- prid prii pris prpd prps prrd prri prrs prsc prsd prsi prss prtc prti prtp prtr psci psdc psdi psdp psdr psds psid psip psis pspi pspp pspr psps psrd psrk psrp pssc psst psts ptcc ptdc ptpd ptrd ptsd pttc pttk rccc rccs rcdc rcds rcic rcid rcis rcpd rcpi rcps rcpt rcrd rcsc rcsd rcsi rcss rctc rcti rcts rdpc ricc rick rics rict ridc ridd ridi rids riis riki rikk ripd ripi ripp ripr rips ript riri rirs risc risd risi risk risp riss rist riti rits ritt rkss rkts rpcs rpdp rpii rpps rptd rpts rrrr rrsp rscc rscs rsdd rsds rsid rsis rspk rsps rstp rsts rtcc rtdt rtps rtss rttp rtts s-ic s-ii sccc sccp sccs scct scdc scdp scds sci- scic scid scip scir scis scit sck- scpi scps scpt scr- scrc scri scrs scsc scsd scsi scsr scst sctc sctd sctr scts sdcc sddc sdds sdic sdpr sdps sdrc sdrs sdsc sdss sicc sici sick sicp sics sidd sidi sidr sids siik siit siki sikr siks sipc sipi sipp sips sipt sirc siri sirk sirp sirr sirs sirt sisc sisd sisi sisk siss sist sit- sitc sitd siti sits sitt skic skid skik skip skir skis skit skpc skrt sksd skss spcc spcs spdc spdp spdr spdt spic spik spip spir spis spit spkr sppd spps sprd spri sprs spsd spsp spss spst sptc sptr spts srcc srct sris srpc srps srpt srsd srsp srtp srtr sscc ssci sscp sscs ssdc ssdd ssdp ssid ssis ssit sspc ssps sspt ssrc