-er ddd dde ddh ddm ddo ddp ddr de- ded dee deh dem deo dep der dh- dhd dhe dhh dhm dho dhp dhr dmd dme dmh dmm dmo dmp dmr dod doe doh dom doo dop dor dpd dpe dph dpm dpo dpp dpr drd dre drm dro drp drr ed- edd ede edh edm edo edp edr eed eee eem eeo eep eer ehd ehe ehh ehm eho ehp ehr em- emd eme emh emm emo emp emr eo- eod eoe eoh eom eoo eop eor ep- epd epe eph epm epo epp epr erd ere erh erm ero erp err hdd hde hdh hdm hdo hdp hdr he- hed hee heh hem heo hep her hhd hhe hhh hhm hho hhp hhr hmd hme hmh hmm hmo hmp hmr hod hoe hoh hom hoo hop hor hpd hpe hph hpm hpo hpp hpr hr- hrd hre hrh hrm hro hrp hrr m-o m-r mdd mde mdh mdm mdo mdp mdr med mee meh mem meo mep mer mhd mhh mhm mho mhp mhr mmd mme mmh mmm mmo mmp mmr mod moe moh mom moo mop mor mpd mpe mph mpm mpo mpp mpr mrd mre mrh mrm mro mrp mrr odd ode odh odm odo odp odr oed oee oeh oem oeo oep oer ohd ohe ohh ohm oho ohp ohr om- omd ome omh omm omo omp omr oo- ood ooh oom ooo oop oor op- opd ope oph opm opo opp opr or- ord ore orh orm oro orp orr p-p pdd pde pdh pdm pdo pdp pdr ped pee peh pem peo pep per phd phe phm pho php phr pmd pme pmh pmm pmo pmp pmr pod poe poh pom poo pop por ppd ppe pph ppm ppo ppp ppr prd pre prh prm pro prp prr rdd rde rdh rdm rdo rdp rdr re- red ree reh rem reo rep rer rh- rhd rhe rhh rhm rho rhp rhr rmd rme rmh rmm rmo rmp rmr rod roe roh rom roo rop ror rpd rpe rph rpm rpo rpp rpr rrd rrh rrm rrp rrr