-er -ic c-- ccc cce cci cck cco ccp ccr ccs ccv ce- cec cee cei cek ceo cep cer ces cev ci- cic cie cii cik cio cip cir cis civ ckc cki cko cks co- coc coe coi cok coo cop cor cos cov cpc cpe cpi cpk cpo cpp cpr cps cpv crc cre cri crk cro crp crr crs crv csc cse csi csk cso csp csr css csv cvc cve cvi cvk cvo cvp cvr cvs cvv ec- ecc ece eci eck eco ecr ecs ecv eec eee eek eeo eep eer ees eev eic eie eii eik eio eip eir eis eiv ekc eke eki eko ekp ekr eks ekv eo- eoc eoe eoi eok eoo eop eor eos ep- epc epe epi epo epp epr eps erc ere eri erk ero erp err ers erv es- esc ese esi esk eso esp esr ess esv evc eve evi evo evp evr evs evv i-v icc ice ici ick ico icp icr ics icv ie- iec iee iei iek iep ier ies iev iic iie iii iio iip iir iis ikc ike iki ikk iko ikr iks ikv io- ioc ioe ioi ioo iop ior ios iov ipc ipe ipi ipo ipp ipr ips ipv ir- irc ire iri irk iro irp irr irs irv is- isc ise isi isk iso isp isr iss isv ivc ive ivi ivo ivp ivr ivs ivv kcc kce kci kck kcp kcr kcs ke- kec kee kei kek keo kep ker kes kev kic kie kii kik kio kip kir kis kiv kkc kke kki kkk kkp kkr kks kkv koc koe koi kok koo kop kor kos kpc kpe kpi kpk kpo kpp kpr kps kpv krc kri krk kro krp krr krs krv ksc kse ksi ksk kso ksp ksr kss ksv kvi kvk kvo kvp kvr kvs kvv o-i oc- occ oci ock oco ocp ocr ocs ocv oec oee oei oeo oep oer oes oic oie oii oik oio oip oir ois oiv okc oke oki okk oko okp okr oks oo- ooc ooi ook ooo oop oor oos oov op- opc ope opi opk opo opp opr ops opv or- orc ore ori ork oro orp orr ors orv os- osc ose osi osk oso osp osr oss osv ov- ovc ove ovi ovo ovp ovs ovv p-p pcc pce pci pck pco pcp pcr pcs pcv pec pee pei pek peo pep per pes pev pic pie pii pik pio pip pir pis piv pkc pke pki pko pkp pkr pks poc poe poi pok poo pop por pos pov ppc ppe ppi ppk ppo ppp ppr pps ppv prc pre pri prk pro prp prr prs prv ps- psc pse psi psk pso psp psr pss psv pvc pve pvi pvk pvo pvp pvr pvs pvv rcc rce rci rco rcp rcr rcs rcv re- rec ree rei rek reo rep rer res rev ric rie rii rik rio rip rir ris riv rkc rke rkk rko rkp rks rkv roc roe roi rok roo rop ror ros rov rpc rpe rpi rpk rpo rpp rpr rps rpv rrc rri rrk rrp rrr rrs rsc rse rsi rsk rso rsp rsr rss rsv rvc rve rvi rvo rvp rvr rvs rvv scc sce sci sck sco scp scr scs scv se- sec see sei sek seo sep ser ses sev sic sie sii sik sio sip sir sis siv sk- skc ske ski skk sko skp skr sks soc soe soi sok soo sop sor sos sov spc spe spi spk spo spp spr sps spv sr- src sre sri srk sro srp srr srs srv ss- ssc sse ssi ssk sso ssp ssr sss ssv svc sve svi svk svo svp svr svs svv v-e vcc vce vci vco vcp vcr vcs vec vee vei vek veo vep ver ves vi- vic vie vii vik vio vip vir vis viv vkp voc voe voi vok voo vop vor vos vov vpc vpe vpi vpk vpo vpp vpr vps vrc vre vri vrk vrp vrr vrs vsc vse vsi vsk vso vsp vsr vss vsv vvc vvi vvo vvr vvs vvv

-ose cccc ccci cccp cccs cccv ccee ccic ccii ccip ccir ccis cciv ccoc ccpe ccpp ccpr ccps ccrc ccre ccri ccrp ccrs ccsi ccsp ccss ccvi ccvo ccvs cec- cece ceci ceco cecp cecs ceec cees ceip ceke ceop ceor ceos cepc cepe cepo cepp cepr ceps cer- cerc cere ceri cero cerp cers cesc cese cesi cesp cesr cess cevo cicc cici cico cicr cics ciee cier cies ciii ciis ciko cikr cior cios cipo cipp cips circ cire ciri cirk ciro cirr cirs cis- cisc cise cisk cisp cisr ciss cisv civc cive civo ckck ckco ckcs ckcv cker ckoc ckoi ckoo ckor ckos ckpc ckpr ckrc ckso ckvo coce cock coco cocp coep coes coip coir cois cok- coke coko cook coop coos cope copi copo copp copr cops cor- corc core cori cork coro corp corr cors cosc cose cosi coso cosp coss cove covo cpce cpcs cpep cper cpic cpio cpos cpps cpre cpri cprs cpsc cpsk cpso cpsr cpvc crcc crce crcr cre- crec cree crei creo crep cres cric crie crik crip cris crkc crkp croc croe crok croo crop cror crpc crps crsp crss cscc csce csci csco cscr cscs csec csee csep cser csik csio csir csis csks csor csos cspc cspe cspi csps csrc csrs csse cssr cvcc cver cvii cvrr cvss eccc ecce ecci ecco eces ecip ecis ecko ecks eco- ecop ecos ecpp ecrc ecri ecrr ecrv ecsc ecse ecsp ecss eecs eeee eees eeke eeks eeoc eeps eerc eero eers eese eesi eesk eick eico eics eiec eiei eier eies eike eiki eiko eiks eipo eipr eire eirs eise eisk eiso eiss ekco ekek eker ekes ekis ekki ekoi ekos ekpe ekpo eksi eoes eoir eois eore eori epcc epci epec epee eper epes epi-