-er -ic c-- ccc ccd cce ccg cci ccn ccp ccr ccs cct cdc cdd cde cdg cdi cdn cdp cdr cds cdt ce- cec ced cee ceg cei cen cep cer ces cet cgc cgd cge cgg cgi cgn cgp cgr cgs cgt ci- cic cid cie cig cii cin cip cir cis cit cn- cnc cnd cne cng cni cnn cnp cnr cns cnt cpc cpd cpe cpg cpi cpn cpp cpr cps cpt crc crd cre crg cri crn crp crr crs crt csc csd cse csg csi csn csp csr css cst ctc ctd cte ctg cti ctn ctp ctr cts ctt dcc dcd dce dcg dci dcn dcp dcr dcs dct ddc ddd dde ddg ddi ddn ddp ddr dds ddt de- dec ded dee deg dei den dep der des det dgc dgd dge dgg dgi dgn dgp dgr dgs dgt di- dic did die dig dii din dip dir dis dit dnc dnd dne dng dni dnn dnp dnr dns dnt dpc dpd dpe dpg dpi dpn dpp dpr dps dpt drc drd dre drg dri drn drp drr drs drt dsc dsd dse dsg dsi dsn dsp dsr dss dst dtc dtd dte dtg dti dtn dtp dtr dts dtt ec- ecc ecd ece ecg eci ecn ecr ecs ect ed- edc edd ede edg edi edn edp edr eds edt eec eed eee eeg een eep eer ees eet egc egd ege egg egi egn egp egr egs egt eic eid eie eig eii ein eip eir eis eit en- enc end ene eng eni enn enp enr ens ent ep- epc epd epe epg epi epn epp epr eps ept erc erd ere erg eri ern erp err ers ert es- esc esd ese esg esi esn esp esr ess est etc etd ete etg eti etn etp etr ets ett g-d g-p gcc gcd gce gcg gci gcn gcp gcr gcs gct gdc gdd gde gdi gdn gdp gdr gds gdt ge- gec ged gee geg gei gen gep ger ges get ggc ggd ggg ggi ggn ggp ggr ggs ggt gic gid gie gig gii gin gip gir gis git gnc gnd gne gni gnn gnp gnr gns gnt gpc gpd gpe gpg gpi gpn gpp gpr gps gpt grc grd gre grg gri grn grp grr grs grt gsc gsd gse gsg gsi gsn gsp gsr gss gst gtc gtd gte gtg gti gtn gtp gtr gts gtt i-d icc icd ice icg ici icn icp icr ics ict idc idd ide idg idi idn idp idr ids idt ie- iec ied iee ieg iei ien iep ier ies iet igc igd ige igg igi ign igp igr igs igt iic iid iie iii iin iip iir iis iit in- inc ind ine ing ini inn inp inr ins int ipc ipd ipe ipg ipi ipn ipp ipr ips ipt ir- irc ird ire irg iri irn irp irr irs irt is- isc isd ise isg isi isn isp isr iss ist itc itd ite itg iti itn itp its itt n-i ncc ncd nce ncg nci ncn ncp ncr ncs nct ndc ndd nde ndg ndi ndn ndp ndr nds ndt ne- nec ned nee neg nei nen nep ner nes net ngc ngd nge ngg ngi ngn ngp ngs ngt nic nid nie nig nii nin nip nir nis nit nnc nne nng nni nnn nnp nns nnt npc npd npe npg npi npn npp npr nps npt nrc nrd nre nrg nri nrn nrp nrr nrs nrt nsc nsd nse nsg nsi nsn nsp nsr nss nst ntc ntd nte ntg nti ntn ntp ntr nts ntt p-p pcc pcd pce pcg pci pcn pcp pcr pcs pct pdc pdd pde pdg pdi pdn pdp pdr pds pdt pec ped pee peg pei pen pep per pes pet pgc pgd pge pgg pgi pgn pgp pgr pgs pgt pic pid pie pig pii pin pip pir pis pit pn- pnc pnd pne png pni pnn pnp pnr pns pnt ppc ppd ppe ppg ppi ppn ppp ppr pps ppt prc prd pre prg pri prn prp prr prs prt ps- psc psd pse psg psi psn psp psr pss pst pt- ptc ptd pte ptg pti ptn ptp ptr pts ptt rcc rcd rce rcg rci rcn rcp rcr rcs rct rdc rdd rde rdg rdi rdn rdp rdr rds rdt re- rec red ree reg rei ren rep rer res ret rgc rgd rge rgg rgi rgn rgp rgr rgs rgt ric rid rie rig rii rin rip rir ris rit rnc rnd rng rni rnn rnp rnr rns rnt rpc rpd rpe rpg rpi rpn rpp rpr rps rpt rrc rrd rrg rri rrn rrp rrr rrs rrt rsc rsd rse rsg rsi rsn rsp rsr rss rst rtc rtd rte rtg rti rtn rtp rtr rts rtt scc scd sce scg sci scn scp scr scs sct sdc sdd sde sdg sdi sdn sdp sdr sds sdt se- sec sed see seg sei sen sep ser ses set sgc sgd sge sgg sgi sgn sgp sgr sgs sgt sic sid sie sig sii sin sip sir sis sit snc snd sne sng sni snn snp snr sns snt spc spd spe spg spi spn spp spr sps spt sr- src srd sre srg sri srn srp srr srs srt ss- ssc ssd sse ssg ssi ssn ssp ssr sss sst stc std ste stg sti stn stp str sts stt tcc tcd tce tcg tci tcn tcp tcr tcs tct tdc tdd tde tdg tdi tdn tdp tdr tds tdt te- tec ted tee teg tei ten tep ter tes tet tgc tge tgg tgi tgn tgp tgr tgs tgt tic tid tie tig tii tin tip tir tis tit tnc tnd tne tng tni tnn tnp tnr tns tnt tpc tpd tpe tpg tpi tpn tpp tpr tps tpt trc trd tre trg tri trn trp trr trs trt tsc