-er ddd dde ddg ddi ddn ddr dds ddt de- ded dee deg dei den der des det dgd dge dgg dgi dgn dgr dgs dgt di- did die dig dii din dir dis dit dnd dne dng dni dnn dnr dns dnt drd dre drg dri drn drr drs drt dsd dse dsg dsi dsn dsr dss dst dtd dte dtg dti dtn dtr dts dtt ed- edd ede edg edi edn edr eds edt eed eee eeg een eer ees eet egd ege egg egi egn egr egs egt eid eie eig eii ein eir eis eit en- end ene eng eni enn enr ens ent erd ere erg eri ern err ers ert es- esd ese esg esi esn esr ess est etd ete etg eti etn etr ets ett g-d gdd gde gdi gdn gdr gds gdt ge- ged gee geg gei gen ger ges get ggd ggg ggi ggn ggr ggs ggt gid gie gig gii gin gir gis git gnd gne gni gnn gnr gns gnt grd gre grg gri grn grr grs grt gsd gse gsg gsi gsn gsr gss gst gtd gte gtg gti gtn gtr gts gtt i-d idd ide idg idi idn idr ids idt ie- ied iee ieg iei ien ier ies iet igd ige igg igi ign igr igs igt iid iie iii iin iir iis iit in- ind ine ing ini inn inr ins int ir- ird ire irg iri irn irr irs irt is- isd ise isg isi isn isr iss ist itd ite itg iti itn its itt n-i ndd nde ndg ndi ndn ndr nds ndt ne- ned nee neg nei nen ner nes net ngd nge ngg ngi ngn ngs ngt nid nie nig nii nin nir nis nit nne nng nni nnn nns nnt nrd nre nrg nri nrn nrr nrs nrt nsd nse nsg nsi nsn nsr nss nst ntd nte ntg nti ntn ntr nts ntt rdd rde rdg rdi rdn rdr rds rdt re- red ree reg rei ren rer res ret rgd rge rgg rgi rgn rgr rgs rgt rid rie rig rii rin rir ris rit rnd rng rni rnn rnr rns rnt rrd rrg rri rrn rrr rrs rrt rsd rse rsg rsi rsn rsr rss rst rtd rte rtg rti rtn rtr rts rtt sdd sde sdg sdi sdn sdr sds sdt se- sed see seg sei sen ser ses set sgd sge sgg sgi sgn sgr sgs sgt sid sie sig sii sin sir sis sit snd sne sng sni snn snr sns snt sr- srd sre srg sri srn srr srs srt ss- ssd sse ssg ssi ssn ssr sss sst std ste stg sti stn str sts stt tdd tde tdg tdi tdn tdr tds tdt te- ted tee teg tei ten ter tes tet tge tgg tgi tgn tgr tgs tgt tid tie tig tii tin tir tis tit tnd tne tng tni tnn tnr tns tnt trd tre trg tri trn trr trs trt tsd tse tsg tsi tsn tsr tss tst ttd tte ttg tti ttn ttr tts ttt