-er ddd dde ddf ddm ddn ddo ddr dds ddu de- ded dee def dem den deo der des deu dfd dfe dff dfm dfn dfo dfr dfs dfu dmd dme dmf dmm dmn dmo dmr dms dmu dnd dne dnf dnm dnn dno dnr dns dod doe dof dom don doo dor dos dou drd dre drm drn dro drr drs dru dsd dse dsf dsm dsn dso dsr dss dsu dud due duf dum dun duo dur dus ed- edd ede edf edm edn edo edr eds edu eed eee eef eem een eeo eer ees ef- efd efe eff efm efo efr efs em- emd eme emf emm emn emo emr ems emu en- end ene enf enm enn eno enr ens enu eo- eod eoe eof eom eon eoo eor eos eou erd ere erf erm ern ero err ers eru es- esd ese esf esm esn eso esr ess esu eu- eud eue euf eun eur eus fdd fde fdf fdm fdn fdo fdr fds fdu fed fee fef fem fen feo fer fes feu ffd ffe fff ffm ffn ffo ffr ffs ffu fmd fme fmf fmm fmn fmo fmr fms fmu fnd fne fnf fnm fnn fnr fns fnu foe fof fom fon foo for fos fou frd fre frf frm frn fro frr frs fru fsd fse fsf fsm fsn fso fsr fss fsu fud fue fuf fum fun fuo fur fus fuu m-f m-o m-r mdd mde mdf mdm mdn mdo mdr mds mdu med mee mef mem men meo mer mes meu mfd mfe mff mfm mfn mfo mfr mfs mfu mmd mme mmf mmm mmn mmo mmr mms mmu mne mnf mnm mnn mno mnr mns mnu mod moe mof mom mon moo mor mos mou mrd mre mrf mrm mrn mro mrr mrs mru msd mse msf msm msn mso msr mss msu mud mue muf mum mun mur mus muu ndd nde ndf ndm ndn ndo ndr nds ndu ne- ned nee nef nem nen neo ner nes neu nfd nfe nff nfn nfo nfr nfs nfu nmd nme nmm nmn nmo nmr nms nmu nne nnf nnm nnn nno nns nnu no- nod noe nof nom non noo nor nos nou nrd nre nrf nrm nrn nro nrr nrs nru nsd nse nsf nsm nsn nso nsr nss nsu nud nue num nun nuo nur nus nuu odd ode odf odm odn odo odr ods odu oed oee oef oem oen oeo oer oes of- ofd ofe off ofm ofn ofo ofr ofs ofu om- omd ome omf omm omn omo omr oms omu on- ond one onf onn ono onr ons onu oo- ood oof oom oon ooo oor oos or- ord ore orf orm orn oro orr ors oru os- osd ose osf osm osn oso osr oss osu ou- oud oue ouf oum oun ouo our ous rdd rde rdf rdm rdn rdo rdr rds rdu re- red ree ref rem ren reo rer res reu rfd rfe rff rfm rfn rfo rfr rfs rfu rmd rme rmf rmm rmn rmo rmr rms rnd rnm rnn rno rnr rns rnu rod roe rof rom ron roo ror ros rou rrd rrf rrm rrn rrr rrs rru rsd rse rsf rsm rsn rso rsr rss rsu rud rue ruf rum run ruo rur rus ruu sdd sde sdf sdm sdn sdo sdr sds sdu se- sed see sef sem sen seo ser ses seu sfd sfe sff sfm sfn sfo sfr sfs sfu smd sme smf smm smn smo smr sms smu snd sne snf snm snn sno snr sns snu sod soe sof som son soo sor sos sou sr- srd sre srf srm srn sro srr srs ss- ssd sse ssf ssm ssn sso ssr sss ssu sud sue suf sum sun suo sur sus suu udd ude udf udm udn udo udr uds udu ued uee uef uem uen uer ues ufd ufe uff ufm ufn ufo ufr ufs ufu um- umd ume umf umm umn umo umr ums umu un- und une unf unm unn uno unr uns unu uod uoe uom uon uoo uor uos ur- urd ure urf urm urn uro urr urs uru usd use usf usm usn uso usr uss usu uue uum uun uur uus uuu