-er ddd dde ddf ddh ddo ddr ddu de- ded dee def deh deo der deu dfd dfe dff dfh dfo dfr dfu dh- dhd dhe dhf dhh dho dhr dhu dod doe dof doh doo dor dou drd dre dro drr dru dud due duf duh duo dur ed- edd ede edf edh edo edr edu eed eee eef eeo eer ef- efd efe eff efh efo efr ehd ehe ehf ehh eho ehr ehu eo- eod eoe eof eoh eoo eor eou erd ere erf erh ero err eru eu- eud eue euf eur fdd fde fdf fdh fdo fdr fdu fed fee fef feh feo fer feu ffd ffe fff ffh ffo ffr ffu fhe fhf fhh fho fhr foe fof foh foo for fou frd fre frf frh fro frr fru fud fue fuf fuo fur fuu hdd hde hdf hdh hdo hdr hdu he- hed hee hef heh heo her heu hfd hfe hff hfh hfo hfr hfu hhd hhe hhf hhh hho hhr hhu hod hoe hof hoh hoo hor hou hr- hrd hre hrf hrh hro hrr hru hud hue huf huh huo hur huu odd ode odf odh odo odr odu oed oee oef oeh oeo oer of- ofd ofe off ofo ofr ofu ohd ohe ohf ohh oho ohr ohu oo- ood oof ooh ooo oor or- ord ore orf orh oro orr oru ou- oud oue ouf ouh ouo our rdd rde rdf rdh rdo rdr rdu re- red ree ref reh reo rer reu rfd rfe rff rfh rfo rfr rfu rh- rhd rhe rhf rhh rho rhr rhu rod roe rof roh roo ror rou rrd rrf rrh rrr rru rud rue ruf ruh ruo rur ruu udd ude udf udo udr udu ued uee uef ueh uer ufd ufe uff ufh ufo ufr ufu uhd uhe uhf uhh uho uhr uhu uod uoe uoo uor ur- urd ure urf uro urr uru uue uur uuu