-er -ic c-- ccc ccd cce cci cck ccl ccp ccr ccs cdc cdd cde cdi cdk cdl cdp cdr cds ce- cec ced cee cei cek cel cep cer ces ci- cic cid cie cii cik cil cip cir cis ckc ckd cki cks cl- clc cld cle cli clk cll clp clr cls cpc cpd cpe cpi cpk cpl cpp cpr cps crc crd cre cri crk crl crp crr crs csc csd cse csi csk csl csp csr css dcc dcd dce dci dck dcl dcp dcr dcs ddc ddd dde ddi ddk ddl ddp ddr dds de- dec ded dee dei dek del dep der des di- dic did die dii dik dil dip dir dis dkc dke dki dkk dkl dkp dkr dks dl- dlc dld dle dli dlk dll dlp dlr dls dpc dpd dpe dpi dpk dpl dpp dpr dps drc drd dre dri drk drl drp drr drs dsc dsd dse dsi dsk dsl dsp dsr dss ec- ecc ecd ece eci eck ecl ecr ecs ed- edc edd ede edi edk edl edp edr eds eec eed eee eek eel eep eer ees eic eid eie eii eik eil eip eir eis ekc ekd eke eki ekl ekp ekr eks elc eld ele eli elk ell elp elr els ep- epc epd epe epi epl epp epr eps erc erd ere eri erk erl erp err ers es- esc esd ese esi esk esl esp esr ess i-d icc icd ice ici ick icl icp icr ics idc idd ide idi idk idl idp idr ids ie- iec ied iee iei iek iel iep ier ies iic iid iie iii iil iip iir iis ikc ike iki ikk ikl ikr iks il- ilc ild ile ili ilk ill ilp ilr ils ipc ipd ipe ipi ipl ipp ipr ips ir- irc ird ire iri irk irl irp irr irs is- isc isd ise isi isk isl isp isr iss kcc kcd kce kci kck kcl kcp kcr kcs kdc kde kdk kdl kdp kdr kds ke- kec ked kee kei kek kel kep ker kes kic kid kie kii kik kil kip kir kis kkc kke kki kkk kkl kkp kkr kks kl- klc kld kli klr kls kpc kpd kpe kpi kpk kpl kpp kpr kps krc krd kri krk krl krp krr krs ksc ksd kse ksi ksk ksl ksp ksr kss l-p lcc lcd lce lci lck lcl lcp lcr lcs ldc ldd lde ldi ldk ldl ldp ldr lds lec led lee lei lek lel lep ler les lic lid lie lii lik lil lip lir lis lkl lkp lkr lks llc lld lle lli llk lll llp llr lls lpc lpd lpe lpi lpk lpl lpp lpr lps lrc lrd lri lrk lrp lrr lrs lsc lsd lse lsi lsk lsl lsp lsr lss p-p pcc pcd pce pci pck pcl pcp pcr pcs pdc pdd pde pdi pdk pdl pdp pdr pds pec ped pee pei pek pel pep per pes pic pid pie pii pik pil pip pir pis pkc pkd pke pki pkl pkp pkr pks plc pld ple pli plk pll plp plr pls ppc ppd ppe ppi ppk ppl ppp ppr pps prc prd pre pri prk prl prp prr prs ps- psc psd pse psi psk psl psp psr pss rcc rcd rce rci rcl rcp rcr rcs rdc rdd rde rdi rdl rdp rdr rds re- rec red ree rei rek rel rep rer res ric rid rie rii rik ril rip rir ris rkc rke rkk rkp rks rlc rld rle rli rll rlp rlr rls rpc rpd rpe rpi rpk rpl rpp rpr rps rrc rrd rri rrk rrl rrp rrr rrs rsc rsd rse rsi rsk rsl rsp rsr rss scc scd sce sci sck scl scp scr scs sdc sdd sde sdi sdk sdl sdp sdr sds se- sec sed see sei sek sel sep ser ses sic sid sie sii sik sil sip sir sis sk- skc skd ske ski skk skl skp skr sks slc sld sle sli slk sll slp slr sls spc spd spe spi spk spl spp spr sps sr- src srd sre sri srk srl srp srr srs ss- ssc ssd sse ssi ssk ssl ssp ssr sss

c-cd cccc ccci cccl cccp cccs ccdc ccdi ccdp ccdr ccds cced ccee ccel ccic ccid ccii ccil ccip ccir ccis cclc ccli ccls ccpe ccpl ccpp ccpr ccps ccrc ccre ccri ccrl ccrp ccrs ccsd ccsi ccsl ccsp ccss cd-e cd-r cdcs cddl cddr cdec cder cdes cdic cdii cdis cdli cdls cdps cdre cdrs cdss cec- cece ceci cecp cecs cedd cede cedi ceec ceel cees ceil ceip ceke cel- celc cele celi cell cels cepc cepe cepp cepr ceps cer- cerc cerd cere ceri cerl cerp cers cesc cese cesi cesp cesr cess cicc cici cicr cics cidc cide cidi cidp cidr cids ciee ciel cier cies ciid ciii ciis cikr cili cilk cill cilp cils cipp cips circ cire ciri cirk cirl cirr cirs cis- cisc cisd cise cisk cisl cisp cisr ciss ckck ckcl ckcs cker ckpc ckpr ckrc ckrd cksl clcd cldc cldr clec cled clee clei clek clep cler cles clic clii clik clip clir clis clpp clrd clri clrs clsc cpce cpcs cpdl cpep cper cpic cplc cpls cppd cpps cpre cpri cprs cpsc cpsk cpsl cpsr crcc crce crcr crdc cre- crec cred cree crei crep cres cric crie crik crip cris crkc crkl crkp crls crpc crps crsp crss cscc cscd csce csci cscl cscr cscs csdp csdr csec csee csep cser csid csik csir csis csks csld cslp cslr cspc cspd cspe cspi csps csrc csrd csrs cssd csse cssr dccc dcci dccl dccp dccs dcds dcii dcil dcis dcli dcls dcpl dcps dcrk dcsc dcss dddd ddes ddie ddlc ddps ddrc ddre ddss dec- decc decd dece deci deck decl decs dedd dede dedi deed deek deel deep deer