-er ddd dde ddf ddi ddk ddm ddo ddr dds ddu de- ded dee def dei dek dem deo der des deu dfd dfe dff dfi dfk dfm dfo dfr dfs dfu di- did die dif dii dik dim dio dir dis diu dke dki dkk dkm dko dkr dks dku dmd dme dmf dmi dmk dmm dmo dmr dms dmu dod doe dof doi dok dom doo dor dos dou drd dre dri drk drm dro drr drs dru dsd dse dsf dsi dsk dsm dso dsr dss dsu dud due duf dui duk dum duo dur dus ed- edd ede edf edi edk edm edo edr eds edu eed eee eef eek eem eeo eer ees ef- efd efe eff efi efm efo efr efs eid eie eif eii eik eim eio eir eis eiu ekd eke ekf eki eko ekr eks eku em- emd eme emf emi emk emm emo emr ems emu eo- eod eoe eof eoi eok eom eoo eor eos eou erd ere erf eri erk erm ero err ers eru es- esd ese esf esi esk esm eso esr ess esu eu- eud eue euf eui eur eus fdd fde fdf fdi fdk fdm fdo fdr fds fdu fed fee fef fei fek fem feo fer fes feu ffd ffe fff ffi ffk ffm ffo ffr ffs ffu fid fie fif fii fik fim fir fis fiu fkf fki fkk fkm fmd fme fmf fmi fmm fmo fmr fms fmu foe fof foi fok fom foo for fos fou frd fre frf fri frk frm fro frr frs fru fsd fse fsf fsi fsk fsm fso fsr fss fsu fud fue fuf fui fuk fum fuo fur fus fuu i-d i-f idd ide idf idi idk idm ido idr ids idu ie- ied iee ief iei iek iem ier ies ifd ife iff ifi ifm ifo ifr ifs ifu iid iie iif iii iim iio iir iis iiu ike ikf iki ikk iko ikr iks iku im- imd ime imf imi imm imo ims imu io- iod ioe iof ioi iom ioo ior ios iou ir- ird ire irf iri irk irm iro irr irs iru is- isd ise isf isi isk ism iso isr iss isu iu- iud iue iui ium iur ius kde kdf kdk kdm kdo kdr kds kdu ke- ked kee kef kei kek kem keo ker kes kfd kff kfi kfm kfo kfs kfu kid kie kif kii kik kim kio kir kis kiu kke kki kkk kkm kkr kks kku kmd kme kmf kmi kmk kmm kmo kms kmu kod koe kof koi kok kom koo kor kos kou krd krf kri krk kro krr krs kru ksd kse ksf ksi ksk ksm kso ksr kss ksu kud kue kui kuk kum kur kus kuu m-f m-o m-r mdd mde mdf mdi mdk mdm mdo mdr mds mdu med mee mef mei mek mem meo mer mes meu mfd mfe mff mfi mfm mfo mfr mfs mfu mi- mid mie mif mii mik mim mio mir mis miu mkd mke mkk mkm mko mkr mks mku mmd mme mmf mmi mmk mmm mmo mmr mms mmu mod moe mof moi mok mom moo mor mos mou mrd mre mrf mri mrk mrm mro mrr mrs mru msd mse msf msi msk msm mso msr mss msu mud mue muf mui muk mum mur mus muu o-i odd ode odf odi odm odo odr ods odu oed oee oef oei oem oeo oer oes of- ofd ofe off ofi ofm ofo ofr ofs ofu oid oie oif oii oik oim oio oir ois oiu okd oke oki okk oko okr oks oku om- omd ome omf omi omm omo omr oms omu oo- ood oof ooi ook oom ooo oor oos or- ord ore orf ori ork orm oro orr ors oru os- osd ose osf osi osk osm oso osr oss osu ou- oud oue ouf oui ouk oum ouo our ous rdd rde rdf rdi rdm rdo rdr rds rdu re- red ree ref rei rek rem reo rer res reu rfd rfe rff rfi rfk rfm rfo rfr rfs rfu rid rie rif rii rik rim rio rir ris rke rkf rkk rkm rko rks rku rmd rme rmf rmi rmm rmo rmr rms rod roe rof roi rok rom roo ror ros rou rrd rrf rri rrk rrm rrr rrs rru rsd rse rsf rsi rsk rsm rso rsr rss rsu rud rue ruf rui ruk rum ruo rur rus ruu sdd sde sdf sdi sdk sdm sdo sdr sds sdu se- sed see sef sei sek sem seo ser ses seu sfd sfe sff sfi sfk sfm sfo sfr sfs sfu sid sie sif sii sik sim sio sir sis siu sk- skd ske skf ski skk skm sko skr sks sku smd sme smf smi smk smm smo smr sms smu sod soe sof soi sok som soo sor sos sou sr- srd sre srf sri srk srm sro srr srs ss- ssd sse ssf ssi ssk ssm sso ssr sss ssu sud sue suf sui suk sum suo sur sus suu udd ude udf udi udk udm udo udr uds udu ued uee uef uei uem uer ues ufd ufe uff ufi ufm ufo ufr ufs ufu uid uie uif uii uim uio uir uis uiu uke ukf uki ukk ukr uku um- umd ume umf umi umm umo umr ums umu uod uoe uok uom uoo uor uos ur- urd ure urf uri urk urm uro urr urs uru usd use usf usi usk usm uso usr uss usu uue uum uur uus uuu