-er ddd dde ddg ddi ddn ddo ddr dds ddt de- ded dee deg dei den deo der des det dgd dge dgg dgi dgn dgr dgs dgt di- did die dig dii din dio dir dis dit dnd dne dng dni dnn dno dnr dns dnt dod doe dog doi don doo dor dos dot drd dre drg dri drn dro drr drs drt dsd dse dsg dsi dsn dso dsr dss dst dtd dte dtg dti dtn dto dtr dts dtt ed- edd ede edg edi edn edo edr eds edt eed eee eeg een eeo eer ees eet egd ege egg egi egn ego egr egs egt eid eie eig eii ein eio eir eis eit en- end ene eng eni enn eno enr ens ent eo- eod eoe eog eoi eon eoo eor eos eot erd ere erg eri ern ero err ers ert es- esd ese esg esi esn eso esr ess est etd ete etg eti etn eto etr ets ett g-d gdd gde gdi gdn gdo gdr gds gdt ge- ged gee geg gei gen geo ger ges get ggd ggg ggi ggn ggo ggr ggs ggt gid gie gig gii gin gio gir gis git gnd gne gni gnn gno gnr gns gnt god goe gog goi gon goo gor gos got grd gre grg gri grn gro grr grs grt gsd gse gsg gsi gsn gso gsr gss gst gtd gte gtg gti gtn gto gtr gts gtt i-d idd ide idg idi idn ido idr ids idt ie- ied iee ieg iei ien ier ies iet igd ige igg igi ign igo igr igs igt iid iie iii iin iio iir iis iit in- ind ine ing ini inn ino inr ins int io- iod ioe iog ioi ion ioo ior ios iot ir- ird ire irg iri irn iro irr irs irt is- isd ise isg isi isn iso isr iss ist itd ite itg iti itn ito its itt n-i ndd nde ndg ndi ndn ndo ndr nds ndt ne- ned nee neg nei nen neo ner nes net ngd nge ngg ngi ngn ngo ngs ngt nid nie nig nii nin nio nir nis nit nne nng nni nnn nno nns nnt no- nod noe nog noi non noo nor nos not nrd nre nrg nri nrn nro nrr nrs nrt nsd nse nsg nsi nsn nso nsr nss nst ntd nte ntg nti ntn nto ntr nts ntt o-i odd ode odg odi odn odo odr ods odt oed oee oeg oei oen oeo oer oes oet ogd oge ogg ogi ogn ogo ogs ogt oid oie oii oin oio oir ois oit on- ond one ong oni onn ono onr ons ont oo- ood oog ooi oon ooo oor oos oot or- ord ore org ori orn oro orr ors ort os- osd ose osg osi osn oso osr oss ost ot- otd ote otg oti otn oto otr ots ott rdd rde rdg rdi rdn rdo rdr rds rdt re- red ree reg rei ren reo rer res ret rgd rge rgg rgi rgn rgo rgr rgs rgt rid rie rig rii rin rio rir ris rit rnd rng rni rnn rno rnr rns rnt rod roe rog roi ron roo ror ros rot rrd rrg rri rrn rrr rrs rrt rsd rse rsg rsi rsn rso rsr rss rst rtd rte rtg rti rtn rto rtr rts rtt sdd sde sdg sdi sdn sdo sdr sds sdt se- sed see seg sei sen seo ser ses set sgd sge sgg sgi sgn sgo sgr sgs sgt sid sie sig sii sin sio sir sis sit snd sne sng sni snn sno snr sns snt sod soe sog soi son soo sor sos sot sr- srd sre srg sri srn sro srr srs srt ss- ssd sse ssg ssi ssn sso ssr sss sst std ste stg sti stn sto str sts stt tdd tde tdg tdi tdn tdo tdr tds tdt te- ted tee teg tei ten teo ter tes tet tge tgg tgi tgn tgo tgr tgs tgt tid tie tig tii tin tio tir tis tit tnd tne tng tni tnn tno tnr tns tnt to- tod toe tog toi ton too tor tos tot trd tre trg tri trn tro trr trs trt tsd tse tsg tsi tsn tso tsr tss tst ttd tte ttg tti ttn tto ttr tts ttt