-er ddd dde ddh ddm ddn ddo ddp ddr dds de- ded dee deh dem den deo dep der des dh- dhd dhe dhh dhm dho dhp dhr dhs dmd dme dmh dmm dmn dmo dmp dmr dms dnd dne dnh dnm dnn dno dnp dnr dns dod doe doh dom don doo dop dor dos dpd dpe dph dpm dpn dpo dpp dpr dps drd dre drm drn dro drp drr drs dsd dse dsh dsm dsn dso dsp dsr dss ed- edd ede edh edm edn edo edp edr eds eed eee eem een eeo eep eer ees ehd ehe ehh ehm ehn eho ehp ehr ehs em- emd eme emh emm emn emo emp emr ems en- end ene enh enm enn eno enp enr ens eo- eod eoe eoh eom eon eoo eop eor eos ep- epd epe eph epm epn epo epp epr eps erd ere erh erm ern ero erp err ers es- esd ese esh esm esn eso esp esr ess hdd hde hdh hdm hdn hdo hdp hdr hds he- hed hee heh hem hen heo hep her hes hhd hhe hhh hhm hhn hho hhp hhr hhs hmd hme hmh hmm hmo hmp hmr hms hnd hne hnh hnn hno hns hod hoe hoh hom hon hoo hop hor hos hpd hpe hph hpm hpn hpo hpp hpr hps hr- hrd hre hrh hrm hrn hro hrp hrr hrs hsd hse hsh hsm hsn hsp hsr hss m-o m-r mdd mde mdh mdm mdn mdo mdp mdr mds med mee meh mem men meo mep mer mes mhd mhh mhm mhn mho mhp mhr mhs mmd mme mmh mmm mmn mmo mmp mmr mms mne mnm mnn mno mnp mnr mns mod moe moh mom mon moo mop mor mos mpd mpe mph mpm mpn mpo mpp mpr mps mrd mre mrh mrm mrn mro mrp mrr mrs msd mse msh msm msn mso msp msr mss ndd nde ndh ndm ndn ndo ndp ndr nds ne- ned nee neh nem nen neo nep ner nes nhd nhe nhh nhm nhn nhp nhr nhs nmd nme nmh nmm nmn nmo nmp nmr nms nne nnh nnm nnn nno nnp nns no- nod noe noh nom non noo nop nor nos npd npe nph npm npn npo npp npr nps nrd nre nrm nrn nro nrp nrr nrs nsd nse nsh nsm nsn nso nsp nsr nss odd ode odh odm odn odo odp odr ods oed oee oeh oem oen oeo oep oer oes ohd ohe ohh ohm ohn oho ohp ohr ohs om- omd ome omh omm omn omo omp omr oms on- ond one onh onn ono onp onr ons oo- ood ooh oom oon ooo oop oor oos op- opd ope oph opm opn opo opp opr ops or- ord ore orh orm orn oro orp orr ors os- osd ose osh osm osn oso osp osr oss p-p pdd pde pdh pdm pdn pdo pdp pdr pds ped pee peh pem pen peo pep per pes phd phe phm phn pho php phr phs pmd pme pmh pmm pmn pmo pmp pmr pms pn- pnd pne pnh pnm pnn pno pnp pnr pns pod poe poh pom pon poo pop por pos ppd ppe pph ppm ppn ppo ppp ppr pps prd pre prh prm prn pro prp prr prs ps- psd pse psh psm psn pso psp psr pss rdd rde rdh rdm rdn rdo rdp rdr rds re- red ree reh rem ren reo rep rer res rh- rhd rhe rhh rhm rhn rho rhp rhr rhs rmd rme rmh rmm rmn rmo rmp rmr rms rnd rnh rnm rnn rno rnp rnr rns rod roe roh rom ron roo rop ror ros rpd rpe rph rpm rpn rpo rpp rpr rps rrd rrh rrm rrn rrp rrr rrs rsd rse rsh rsm rsn rso rsp rsr rss sdd sde sdh sdm sdn sdo sdp sdr sds se- sed see seh sem sen seo sep ser ses sh- shd she shh shm shn sho shp shr shs smd sme smh smm smn smo smp smr sms snd sne snm snn sno snp snr sns sod soe soh som son soo sop sor sos spd spe sph spm spn spo spp spr sps sr- srd sre srh srm srn sro srp srr srs ss- ssd sse ssh ssm ssn sso ssp ssr sss