-er ddd dde ddh ddn ddo ddp ddr dds de- ded dee deh den deo dep der des dh- dhd dhe dhh dho dhp dhr dhs dnd dne dnh dnn dno dnp dnr dns dod doe doh don doo dop dor dos dpd dpe dph dpn dpo dpp dpr dps drd dre drn dro drp drr drs dsd dse dsh dsn dso dsp dsr dss ed- edd ede edh edn edo edp edr eds eed eee een eeo eep eer ees ehd ehe ehh ehn eho ehp ehr ehs en- end ene enh enn eno enp enr ens eo- eod eoe eoh eon eoo eop eor eos ep- epd epe eph epn epo epp epr eps erd ere erh ern ero erp err ers es- esd ese esh esn eso esp esr ess hdd hde hdh hdn hdo hdp hdr hds he- hed hee heh hen heo hep her hes hhd hhe hhh hhn hho hhp hhr hhs hnd hne hnh hnn hno hns hod hoe hoh hon hoo hop hor hos hpd hpe hph hpn hpo hpp hpr hps hr- hrd hre hrh hrn hro hrp hrr hrs hsd hse hsh hsn hsp hsr hss ndd nde ndh ndn ndo ndp ndr nds ne- ned nee neh nen neo nep ner nes nhd nhe nhh nhn nhp nhr nhs nne nnh nnn nno nnp nns no- nod noe noh non noo nop nor nos npd npe nph npn npo npp npr nps nrd nre nrn nro nrp nrr nrs nsd nse nsh nsn nso nsp nsr nss odd ode odh odn odo odp odr ods oed oee oeh oen oeo oep oer oes ohd ohe ohh ohn oho ohp ohr ohs on- ond one onh onn ono onp onr ons oo- ood ooh oon ooo oop oor oos op- opd ope oph opn opo opp opr ops or- ord ore orh orn oro orp orr ors os- osd ose osh osn oso osp osr oss p-p pdd pde pdh pdn pdo pdp pdr pds ped pee peh pen peo pep per pes phd phe phn pho php phr phs pn- pnd pne pnh pnn pno pnp pnr pns pod poe poh pon poo pop por pos ppd ppe pph ppn ppo ppp ppr pps prd pre prh prn pro prp prr prs ps- psd pse psh psn pso psp psr pss rdd rde rdh rdn rdo rdp rdr rds re- red ree reh ren reo rep rer res rh- rhd rhe rhh rhn rho rhp rhr rhs rnd rnh rnn rno rnp rnr rns rod roe roh ron roo rop ror ros rpd rpe rph rpn rpo rpp rpr rps rrd rrh rrn rrp rrr rrs rsd rse rsh rsn rso rsp rsr rss sdd sde sdh sdn sdo sdp sdr sds se- sed see seh sen seo sep ser ses sh- shd she shh shn sho shp shr shs snd sne snn sno snp snr sns sod soe soh son soo sop sor sos spd spe sph spn spo spp spr sps sr- srd sre srh srn sro srp srr srs ss- ssd sse ssh ssn sso ssp ssr sss