-er -ic c-- ccc cce cci cck ccm ccn ccp ccr ccs cct ce- cec cee cei cek cem cen cep cer ces cet ci- cic cie cii cik cim cin cip cir cis cit ckc cki ckm cks ckt cmc cme cmi cmk cmm cmn cmp cmr cms cmt cn- cnc cne cni cnm cnn cnp cnr cns cnt cpc cpe cpi cpk cpm cpn cpp cpr cps cpt crc cre cri crk crm crn crp crr crs crt csc cse csi csk csm csn csp csr css cst ctc cte cti ctk ctm ctn ctp ctr cts ctt ec- ecc ece eci eck ecm ecn ecr ecs ect eec eee eek eem een eep eer ees eet eic eie eii eik eim ein eip eir eis eit ekc eke eki ekp ekr eks ekt em- emc eme emi emk emm emn emp emr ems emt en- enc ene eni enk enm enn enp enr ens ent ep- epc epe epi epm epn epp epr eps ept erc ere eri erk erm ern erp err ers ert es- esc ese esi esk esm esn esp esr ess est etc ete eti etk etm etn etp etr ets ett icc ice ici ick icm icn icp icr ics ict ie- iec iee iei iek iem ien iep ier ies iet iic iie iii iim iin iip iir iis iit ikc ike iki ikk ikr iks ikt im- imc ime imi imm imn imp ims imt in- inc ine ini ink inm inn inp inr ins int ipc ipe ipi ipm ipn ipp ipr ips ipt ir- irc ire iri irk irm irn irp irr irs irt is- isc ise isi isk ism isn isp isr iss ist itc ite iti itk itm itn itp its itt k-t kcc kce kci kck kcm kcn kcp kcr kcs kct ke- kec kee kei kek kem ken kep ker kes ket kic kie kii kik kim kin kip kir kis kit kkc kke kki kkk kkm kkn kkp kkr kks kkt kmc kme kmi kmk kmm kmp kms kmt kn- knc kne kni knk knm knn knp knr knt kpc kpe kpi kpk kpm kpn kpp kpr kps kpt krc kri krk krn krp krr krs krt ksc kse ksi ksk ksm ksn ksp ksr kss kst ktc kte ktk ktm ktn ktp ktr kts ktt m-r mc- mcc mce mci mck mcm mcn mcp mcr mcs mct mec mee mei mek mem men mep mer mes met mi- mic mie mii mik mim min mip mir mis mit mkc mke mkk mkm mkn mkp mkr mks mkt mmc mme mmi mmk mmm mmn mmp mmr mms mmt mnc mne mni mnk mnm mnn mnp mnr mns mnt mpc mpe mpi mpk mpm mpn mpp mpr mps mpt mrc mre mri mrk mrm mrn mrp mrr mrs mrt msc mse msi msk msm msn msp msr mss mst mtc mte mti mtk mtm mtn mtp mtr mts mtt n-i ncc nce nci nck ncm ncn ncp ncr ncs nct ne- nec nee nei nek nem nen nep ner nes net nic nie nii nik nim nin nip nir nis nit nkc nke nki nkk nkm nkn nkp nkr nks nkt nmc nme nmi nmk nmm nmn nmp nmr nms nmt nnc nne nni nnk nnm nnn nnp nns nnt npc npe npi npm npn npp npr nps npt nrc nre nri nrk nrm nrn nrp nrr nrs nrt nsc nse nsi nsk nsm nsn nsp nsr nss nst ntc nte nti ntk ntm ntn ntp ntr nts ntt p-p pcc pce pci pck pcm pcn pcp pcr pcs pct pec pee pei pek pem pen pep per pes pet pic pie pii pik pim pin pip pir pis pit pkc pke pki pkm pkn pkp pkr pks pkt pmc pme pmi pmk pmm pmn pmp pmr pms pmt pn- pnc pne pni pnk pnm pnn pnp pnr pns pnt ppc ppe ppi ppk ppm ppn ppp ppr pps ppt prc pre pri prk prm prn prp prr prs prt ps- psc pse psi psk psm psn psp psr pss pst pt- ptc pte pti ptk ptm ptn ptp ptr pts ptt rcc rce rci rcm rcn rcp rcr rcs rct re- rec ree rei rek rem ren rep rer res ret ric rie rii rik rim rin rip rir ris rit rkc rke rkk rkm rkp rks rkt rmc rme rmi rmm rmn rmp rmr rms rmt rnc rni rnm rnn rnp rnr rns rnt rpc rpe rpi rpk rpm rpn rpp rpr rps rpt rrc rri rrk rrm rrn rrp rrr rrs rrt rsc rse rsi rsk rsm rsn rsp rsr rss rst rtc rte rti rtk rtm rtn rtp rtr rts rtt scc sce sci sck scm scn scp scr scs sct se- sec see sei sek sem sen sep ser ses set sic sie sii sik sim sin sip sir sis sit sk- skc ske ski skk skm skp skr sks skt smc sme smi smk smm smn smp smr sms smt snc sne sni snk snm snn snp snr sns snt spc spe spi spk spm spn spp spr sps spt sr- src sre sri srk srm srn srp srr srs srt ss- ssc sse ssi ssk ssm ssn ssp ssr sss sst stc ste sti stk stm stn stp str sts stt tcc tce tci tck tcm tcn tcp tcr tcs tct te- tec tee tei tek tem ten tep ter tes tet tic tie tii tik tim tin tip tir tis tit tkc tke tkk tkm tkp tkr tks tkt tmc tme tmi tmk tmm tmn tmp tmr tms tmt tnc tne tni tnk tnm tnn tnp tnr tns tnt tpc tpe tpi tpk tpm tpn tpp tpr tps tpt trc tre tri trk trm trn trp trr trs trt tsc tse tsi tsk tsm tsn tsp tsr tss tst ttc tte tti ttk ttm ttn ttp ttr tts ttt