-er ddd dde ddh ddn ddo ddr ddz de- ded dee deh den deo der dez dh- dhd dhe dhh dho dhr dnd dne dnh dnn dno dnr dnz dod doe doh don doo dor doz drd dre drn dro drr drz dzd dze dzo dzr ed- edd ede edh edn edo edr eed eee een eeo eer ehd ehe ehh ehn eho ehr en- end ene enh enn eno enr enz eo- eod eoe eoh eon eoo eor erd ere erh ern ero err erz eze ezh ezo ezr ezz hdd hde hdh hdn hdo hdr hdz he- hed hee heh hen heo her hez hhd hhe hhh hhn hho hhr hhz hnd hne hnh hnn hno hnz hod hoe hoh hon hoo hor hr- hrd hre hrh hrn hro hrr hrz hzd hze hzo ndd nde ndh ndn ndo ndr ne- ned nee neh nen neo ner nez nhd nhe nhh nhn nhr nhz nne nnh nnn nno nnz no- nod noe noh non noo nor noz nrd nre nrn nro nrr nrz nzd nze nzo nzz odd ode odh odn odo odr oed oee oeh oen oeo oer ohd ohe ohh ohn oho ohr on- ond one onh onn ono onr oo- ood ooh oon ooo oor or- ord ore orh orn oro orr orz oze ozo ozz rdd rde rdh rdn rdo rdr re- red ree reh ren reo rer rez rh- rhd rhe rhh rhn rho rhr rnd rnh rnn rno rnr rnz rod roe roh ron roo ror roz rrd rrh rrn rrr rze rzo zed zee zeh zen zeo zer zez zhe zho zhr znd zne znn zno zo- zod zoe zon zoo zor zrh zro zzr zzz