-er ddd dde ddg ddi ddo ddr dds ddu de- ded dee deg dei deo der des deu dgd dge dgg dgi dgr dgs dgu di- did die dig dii dio dir dis diu dod doe dog doi doo dor dos dou drd dre drg dri dro drr drs dru dsd dse dsg dsi dso dsr dss dsu dud due dug dui duo dur dus ed- edd ede edg edi edo edr eds edu eed eee eeg eeo eer ees egd ege egg egi ego egr egs egu eid eie eig eii eio eir eis eiu eo- eod eoe eog eoi eoo eor eos eou erd ere erg eri ero err ers eru es- esd ese esg esi eso esr ess esu eu- eud eue eug eui eur eus g-d gdd gde gdi gdo gdr gds gdu ge- ged gee geg gei geo ger ges geu ggd ggg ggi ggo ggr ggs ggu gid gie gig gii gio gir gis giu god goe gog goi goo gor gos gou grd gre grg gri gro grr grs gru gsd gse gsg gsi gso gsr gss gsu gu- gud gue gug gui guo gur gus guu i-d idd ide idg idi ido idr ids idu ie- ied iee ieg iei ier ies igd ige igg igi igo igr igs igu iid iie iii iio iir iis iiu io- iod ioe iog ioi ioo ior ios iou ir- ird ire irg iri iro irr irs iru is- isd ise isg isi iso isr iss isu iu- iud iue iug iui iur ius o-i odd ode odg odi odo odr ods odu oed oee oeg oei oeo oer oes ogd oge ogg ogi ogo ogs oid oie oii oio oir ois oiu oo- ood oog ooi ooo oor oos or- ord ore org ori oro orr ors oru os- osd ose osg osi oso osr oss osu ou- oud oue oui ouo our ous rdd rde rdg rdi rdo rdr rds rdu re- red ree reg rei reo rer res reu rgd rge rgg rgi rgo rgr rgs rid rie rig rii rio rir ris rod roe rog roi roo ror ros rou rrd rrg rri rrr rrs rru rsd rse rsg rsi rso rsr rss rsu rud rue rug rui ruo rur rus ruu sdd sde sdg sdi sdo sdr sds sdu se- sed see seg sei seo ser ses seu sgd sge sgg sgi sgo sgr sgs sgu sid sie sig sii sio sir sis siu sod soe sog soi soo sor sos sou sr- srd sre srg sri sro srr srs ss- ssd sse ssg ssi sso ssr sss ssu sud sue sug sui suo sur sus suu udd ude udg udi udo udr uds udu ued uee ueg uei uer ues uge ugg ugi ugo ugr ugs ugu uid uie uig uii uio uir uis uiu uod uoe uog uoo uor uos ur- urd ure urg uri uro urr urs uru usd use usg usi uso usr uss usu uue uug uur uus uuu