-er ddd dde ddg ddi ddk ddl ddr dds ddu de- ded dee deg dei dek del der des deu dgd dge dgg dgi dgk dgl dgr dgs dgu di- did die dig dii dik dil dir dis diu dke dkg dki dkk dkl dkr dks dku dl- dld dle dlg dli dlk dll dlr dls dlu drd dre drg dri drk drl drr drs dru dsd dse dsg dsi dsk dsl dsr dss dsu dud due dug dui duk dul dur dus ed- edd ede edg edi edk edl edr eds edu eed eee eeg eek eel eer ees egd ege egg egi egl egr egs egu eid eie eig eii eik eil eir eis eiu ekd eke ekg eki ekl ekr eks eku eld ele elg eli elk ell elr els elu erd ere erg eri erk erl err ers eru es- esd ese esg esi esk esl esr ess esu eu- eud eue eug eui eul eur eus g-d gdd gde gdi gdk gdl gdr gds gdu ge- ged gee geg gei gek gel ger ges geu ggd ggg ggi ggr ggs ggu gid gie gig gii gik gil gir gis giu gkd gks gld gle glg gli glk gll glr gls glu grd gre grg gri grk grl grr grs gru gsd gse gsg gsi gsk gsl gsr gss gsu gu- gud gue gug gui guk gul gur gus guu i-d idd ide idg idi idk idl idr ids idu ie- ied iee ieg iei iek iel ier ies igd ige igg igi igk igl igr igs igu iid iie iii iil iir iis iiu ike iki ikk ikl ikr iks iku il- ild ile ilg ili ilk ill ilr ils ilu ir- ird ire irg iri irk irl irr irs iru is- isd ise isg isi isk isl isr iss isu iu- iud iue iug iui iur ius kde kdg kdk kdl kdr kds kdu ke- ked kee keg kei kek kel ker kes kgd kgi kgl kgs kgu kid kie kig kii kik kil kir kis kiu kke kki kkk kkl kkr kks kku kl- kld klg kli klr kls klu krd krg kri krk krl krr krs kru ksd kse ksg ksi ksk ksl ksr kss ksu kud kue kug kui kuk kul kur kus kuu ldd lde ldg ldi ldk ldl ldr lds ldu led lee leg lei lek lel ler les leu lgd lge lgg lgi lgk lgl lgr lgs lgu lid lie lig lii lik lil lir lis liu lkg lkl lkr lks lld lle llg lli llk lll llr lls llu lrd lrg lri lrk lrr lrs lru lsd lse lsg lsi lsk lsl lsr lss lsu lud lue lug lui luk lul lur lus luu rdd rde rdg rdi rdl rdr rds rdu re- red ree reg rei rek rel rer res reu rgd rge rgg rgi rgk rgr rgs rid rie rig rii rik ril rir ris rke rkg rkk rks rku rld rle rlg rli rll rlr rls rlu rrd rrg rri rrk rrl rrr rrs rru rsd rse rsg rsi rsk rsl rsr rss rsu rud rue rug rui ruk rur rus ruu sdd sde sdg sdi sdk sdl sdr sds sdu se- sed see seg sei sek sel ser ses seu sgd sge sgg sgi sgk sgl sgr sgs sgu sid sie sig sii sik sil sir sis siu sk- skd ske skg ski skk skl skr sks sku sld sle slg sli slk sll slr sls slu sr- srd sre srg sri srk srl srr srs ss- ssd sse ssg ssi ssk ssl ssr sss ssu sud sue sug sui suk sul sur sus suu udd ude udg udi udk udl udr uds udu ued uee ueg uei uel uer ues uge ugg ugi ugk ugl ugr ugs ugu uid uie uig uii uil uir uis uiu uke uki ukk ukl ukr uku uld ule ulg uli ulk ull ulr uls ulu ur- urd ure urg uri urk url urr urs uru usd use usg usi usk usl usr uss usu uue uug uur uus uuu