-er ddd dde ddf ddg ddi ddl ddr dds ddu de- ded dee def deg dei del der des deu dfd dfe dff dfg dfi dfl dfr dfs dfu dgd dge dgf dgg dgi dgl dgr dgs dgu di- did die dif dig dii dil dir dis diu dl- dld dle dlf dlg dli dll dlr dls dlu drd dre drg dri drl drr drs dru dsd dse dsf dsg dsi dsl dsr dss dsu dud due duf dug dui dul dur dus ed- edd ede edf edg edi edl edr eds edu eed eee eef eeg eel eer ees ef- efd efe eff efg efi efl efr efs egd ege egf egg egi egl egr egs egu eid eie eif eig eii eil eir eis eiu eld ele elf elg eli ell elr els elu erd ere erf erg eri erl err ers eru es- esd ese esf esg esi esl esr ess esu eu- eud eue euf eug eui eul eur eus fdd fde fdf fdg fdi fdl fdr fds fdu fed fee fef feg fei fel fer fes feu ffd ffe fff ffg ffi ffl ffr ffs ffu fgd fge fgf fgg fgi fgl fgr fgs fid fie fif fig fii fil fir fis fiu fld fle flf flg fli fll flr fls flu frd fre frf frg fri frl frr frs fru fsd fse fsf fsg fsi fsl fsr fss fsu fud fue fuf fug fui ful fur fus fuu g-d gdd gde gdf gdi gdl gdr gds gdu ge- ged gee gef geg gei gel ger ges geu gfd gfe gff gfi gfl gfr gfs ggd ggg ggi ggr ggs ggu gid gie gif gig gii gil gir gis giu gld gle glf glg gli gll glr gls glu grd gre grf grg gri grl grr grs gru gsd gse gsf gsg gsi gsl gsr gss gsu gu- gud gue guf gug gui gul gur gus guu i-d i-f idd ide idf idg idi idl idr ids idu ie- ied iee ief ieg iei iel ier ies ifd ife iff ifg ifi ifl ifr ifs ifu igd ige igf igg igi igl igr igs igu iid iie iif iii iil iir iis iiu il- ild ile ilf ilg ili ill ilr ils ilu ir- ird ire irf irg iri irl irr irs iru is- isd ise isf isg isi isl isr iss isu iu- iud iue iug iui iur ius ldd lde ldf ldg ldi ldl ldr lds ldu led lee lef leg lei lel ler les leu lfd lfe lff lfg lfi lfl lfr lfs lfu lgd lge lgf lgg lgi lgl lgr lgs lgu lid lie lif lig lii lil lir lis liu lld lle llf llg lli lll llr lls llu lrd lrf lrg lri lrr lrs lru lsd lse lsf lsg lsi lsl lsr lss lsu lud lue luf lug lui lul lur lus luu rdd rde rdf rdg rdi rdl rdr rds rdu re- red ree ref reg rei rel rer res reu rfd rfe rff rfg rfi rfl rfr rfs rfu rgd rge rgf rgg rgi rgr rgs rid rie rif rig rii ril rir ris rld rle rlf rlg rli rll rlr rls rlu rrd rrf rrg rri rrl rrr rrs rru rsd rse rsf rsg rsi rsl rsr rss rsu rud rue ruf rug rui rur rus ruu sdd sde sdf sdg sdi sdl sdr sds sdu se- sed see sef seg sei sel ser ses seu sfd sfe sff sfg sfi sfl sfr sfs sfu sgd sge sgf sgg sgi sgl sgr sgs sgu sid sie sif sig sii sil sir sis siu sld sle slf slg sli sll slr sls slu sr- srd sre srf srg sri srl srr srs ss- ssd sse ssf ssg ssi ssl ssr sss ssu sud sue suf sug sui sul sur sus suu udd ude udf udg udi udl udr uds udu ued uee uef ueg uei uel uer ues ufd ufe uff ufg ufi ufl ufr ufs ufu uge ugf ugg ugi ugl ugr ugs ugu uid uie uif uig uii uil uir uis uiu uld ule ulf ulg uli ull ulr uls ulu ur- urd ure urf urg uri url urr urs uru usd use usf usg usi usl usr uss usu uue uug uur uus uuu