-er ddd dde ddh ddo ddp ddr ddz de- ded dee deh deo dep der dez dh- dhd dhe dhh dho dhp dhr dod doe doh doo dop dor doz dpd dpe dph dpo dpp dpr dpz drd dre dro drp drr drz dzd dze dzo dzp dzr ed- edd ede edh edo edp edr eed eee eeo eep eer ehd ehe ehh eho ehp ehr eo- eod eoe eoh eoo eop eor ep- epd epe eph epo epp epr epz erd ere erh ero erp err erz eze ezh ezo ezr ezz hdd hde hdh hdo hdp hdr hdz he- hed hee heh heo hep her hez hhd hhe hhh hho hhp hhr hhz hod hoe hoh hoo hop hor hpd hpe hph hpo hpp hpr hr- hrd hre hrh hro hrp hrr hrz hzd hze hzo hzp odd ode odh odo odp odr oed oee oeh oeo oep oer ohd ohe ohh oho ohp ohr oo- ood ooh ooo oop oor op- opd ope oph opo opp opr or- ord ore orh oro orp orr orz oze ozo ozz p-p pdd pde pdh pdo pdp pdr pdz ped pee peh peo pep per pez phd phe pho php phr pod poe poh poo pop por poz ppd ppe pph ppo ppp ppr ppz prd pre prh pro prp prr prz pzp rdd rde rdh rdo rdp rdr re- red ree reh reo rep rer rez rh- rhd rhe rhh rho rhp rhr rod roe roh roo rop ror roz rpd rpe rph rpo rpp rpr rpz rrd rrh rrp rrr rze rzo zed zee zeh zeo zep zer zez zhe zho zhr zo- zod zoe zoo zor zpe zpo zpp zpr zrh zro zrp zzr zzz