-er ddd dde ddg ddi ddo ddr ddu de- ded dee deg dei deo der deu dgd dge dgg dgi dgr dgu di- did die dig dii dio dir diu dod doe dog doi doo dor dou drd dre drg dri dro drr dru dud due dug dui duo dur ed- edd ede edg edi edo edr edu eed eee eeg eeo eer egd ege egg egi ego egr egu eid eie eig eii eio eir eiu eo- eod eoe eog eoi eoo eor eou erd ere erg eri ero err eru eu- eud eue eug eui eur g-d gdd gde gdi gdo gdr gdu ge- ged gee geg gei geo ger geu ggd ggg ggi ggo ggr ggu gid gie gig gii gio gir giu god goe gog goi goo gor gou grd gre grg gri gro grr gru gu- gud gue gug gui guo gur guu i-d idd ide idg idi ido idr idu ie- ied iee ieg iei ier igd ige igg igi igo igr igu iid iie iii iio iir iiu io- iod ioe iog ioi ioo ior iou ir- ird ire irg iri iro irr iru iu- iud iue iug iui iur o-i odd ode odg odi odo odr odu oed oee oeg oei oeo oer ogd oge ogg ogi ogo oid oie oii oio oir oiu oo- ood oog ooi ooo oor or- ord ore org ori oro orr oru ou- oud oue oui ouo our rdd rde rdg rdi rdo rdr rdu re- red ree reg rei reo rer reu rgd rge rgg rgi rgo rgr rid rie rig rii rio rir rod roe rog roi roo ror rou rrd rrg rri rrr rru rud rue rug rui ruo rur ruu udd ude udg udi udo udr udu ued uee ueg uei uer uge ugg ugi ugo ugr ugu uid uie uig uii uio uir uiu uod uoe uog uoo uor ur- urd ure urg uri uro urr uru uue uug uur uuu