c-- ccc ccd cck cco ccp ccr cct cdc cdd cdk cdo cdp cdr cdt ckc ckd cko ckt co- coc cod cok coo cop cor cot cpc cpd cpk cpo cpp cpr cpt crc crd crk cro crp crr crt ctc ctd ctk cto ctp ctr ctt dcc dcd dck dco dcp dcr dct ddc ddd ddk ddo ddp ddr ddt dkc dkk dko dkp dkr dkt doc dod dok doo dop dor dot dpc dpd dpk dpo dpp dpr dpt drc drd drk dro drp drr drt dtc dtd dtk dto dtp dtr dtt k-t kcc kcd kck kcp kcr kct kdc kdk kdo kdp kdr kdt kkc kkk kkp kkr kkt koc kod kok koo kop kor kot kpc kpd kpk kpo kpp kpr kpt krc krd krk kro krp krr krt ktc ktk kto ktp ktr ktt oc- occ ocd ock oco ocp ocr oct odc odd odo odp odr odt okc okd okk oko okp okr oo- ooc ood ook ooo oop oor oot op- opc opd opk opo opp opr opt or- orc ord ork oro orp orr ort ot- otc otd otk oto otp otr ott p-p pcc pcd pck pco pcp pcr pct pdc pdd pdk pdo pdp pdr pdt pkc pkd pko pkp pkr pkt poc pod pok poo pop por pot ppc ppd ppk ppo ppp ppr ppt prc prd prk pro prp prr prt pt- ptc ptd ptk pto ptp ptr ptt rcc rcd rco rcp rcr rct rdc rdd rdo rdp rdr rdt rkc rkk rko rkp rkt roc rod rok roo rop ror rot rpc rpd rpk rpo rpp rpr rpt rrc rrd rrk rrp rrr rrt rtc rtd rtk rto rtp rtr rtt tcc tcd tck tco tcp tcr tct tdc tdd tdk tdo tdp tdr tdt tkc tkk tko tkp tkr tkt to- toc tod tok too top tor tot tpc tpd tpk tpo tpp tpr tpt trc trd trk tro trp trr trt ttc ttd ttk tto ttp ttr ttt

c-cd cccc cccp ccdc ccdp ccdr ccoc ccod ccpp ccpr ccrc ccrp ccrt cctc cctt cd-r cddr cdot ckck ckco ckdo ckoc ckoo ckor ckot ckpc ckpr ckrc ckrd cock coco cocp coct codd cok- coko cood cook coop coot copd copo copp copr copt cor- corc cord cork coro corp corr cort cotc coto cott cppd cprt cptp cptr crcc crcr crdc crkc crkp croc crod crok croo crop cror crot crpc crrt crtc crtp ctcp ctor ctot ctpo ctpp ctrc ctrp dccc dccp dcct dcop dcpo dcrk dctc dddd ddoc ddot ddpo ddrc dkdc dock doco doct dod- dodd dodo doko dood dook doop door doot dopo dopp dopr dopt dorc dord dork doro dorp dorr dort dotd dotk doto dott dpcp dpdt dppc dprk drod drop drot dtcc dtdp dtor dtot dttp kccc kccd kcck kccr kcct kcdc kcdd kcdr kckc kckk kcko kckr kcor kcot kcpc kcpo kcpr kcpt kcrc kcro kcrp kcrr kcrt kctc kcto kdcc kdcd kdco kdcr kddc kddd kddk kddr kdkd kdkk kdko kdkr kdkt kdoc kdok kdot kdpr kdro kdtd kdtp kdtr kkcd kkck kkco kkcr kkct kkdc kkdd kkdo kkdt kkkk kkoo kkor kkot kkpc kkpk kkpt kkrc kkrk kkro kkrr kkrt kktc kktk kocd kock kocp koct kodk kodo kodt kokc kokk koko kokp kokr kooc kook kooo koop koor koot kopp kopr kopt korc kord kork koro korr kort kotc kotd kotk koto kotr kott kpcc kpcr kpdc kpdo kpdr kpkk kpkr kpoc kpod kpok kpoo kpop kppc kppd kppk kppo kppp kppr kprc kprd kprk kpro kprp kprr kprt kptd kpto kptr kptt krcc krcd krco krdc krdd krdo krdr krkc krkd krkk krko krkr kroc krod krok kroo krop kror krpr krpt krrc krrk krro krrr krrt krtc krtk krto krtr ktcc ktck ktco ktcr ktdc ktdd ktdk ktdo ktdr ktkc ktkk ktko ktkr ktkt ktoc ktok ktoo ktop ktor ktot ktpk ktpo ktpr ktpt ktrc ktrk ktro ktrp ktrr ktrt kttc kttk ktto kttp kttr kttt occc occt ocpd ocpp ocro ocrr oct- octo oddd odoo odop odor odot odrp okko okok okor okot okpo okro okto oocr oooo oord oort ootp opo- opor oppo opto orco ordo orko oro- orok oror orot orpc orro ortc orto otcd oto- otok otoo otor otpp otro otto pccc pcod pcpp pcrc pcrd pdcp pdoc pdpr pdrc pdtc pocd pock poco pod- podd podo poko pood pook poop poor poot pop- popc popo popp popt porc pork poro porr port potc potd poto pott ppcc ppcd ppdk ppod pppd pppo pppp pprc pptt prcc prcd prcp pro- proc prod proo prop prot prpd prrd prtc prtp prtr ptcc ptdc ptop ptpd ptrd pttc pttk rccc rcdc rcpd rcpo rcpt rcrd rctc rdoc rdpc rocc rock roco rodd rodo rokk roko rokr rood rook roop roor root ropo rorc rork roro rort rotc rotk roto rotr rott rpdp rptd rrrr rtcc rtdt rttp tccc tcdd tcpo tctc tdkp tdkr tdor tkod tock toco todd todo todt toko tood took toor toot top- topd topo topp topt torc tord tork toro torp torr tort totc totd toto totr tott tpcd tpck tpcp tppd tppp tppr tptp tptr trcc troc trod troo trop trot trpc trpp trtc trtr ttcp ttop tttt

c-cor c-dot c-p-c c-pop ccccc co-co co-op cocc- cocco cockt cocto codco codo cokk- cokot cookt coopt coord coppo copr- copro copto coro- corod corop corot corto cott- cotto cpctc crock croco crodo crokt crood crook croop croot cropc cropo crott d-dot d-rod d-rok ddddd do-do dodoo dodro dokdo doodo dordt dorot dotoo dotto drock drood drook droop drop- dropo dropt drott k-p-r k-pop ko-ko kodok kokko kokor kokot koord korck korop koror korpo korro kotor kotto krock krodo kroot kropp krtok ockro octo- octor okoc okoro ooooo oopod opdoc opodo opto- optot optto orcop ordoc ordro oroco orodo ortok ortoo ototo otpor otrok pcock pctct po-po pocko pocok pocop podo- podor pokot poopo poork poort popco popop poppo porco poro- porro porto potco