-er ddd dde ddh ddi ddk ddo ddp ddr dds de- ded dee deh dei dek deo dep der des dh- dhd dhe dhh dhi dhk dho dhp dhr dhs di- did die dih dii dik dio dip dir dis dke dki dkk dko dkp dkr dks dod doe doh doi dok doo dop dor dos dpd dpe dph dpi dpk dpo dpp dpr dps drd dre dri drk dro drp drr drs dsd dse dsh dsi dsk dso dsp dsr dss ed- edd ede edh edi edk edo edp edr eds eed eee eek eeo eep eer ees ehd ehe ehh ehi eho ehp ehr ehs eid eie eii eik eio eip eir eis ekd eke ekh eki eko ekp ekr eks eo- eod eoe eoh eoi eok eoo eop eor eos ep- epd epe eph epi epo epp epr eps erd ere erh eri erk ero erp err ers es- esd ese esh esi esk eso esp esr ess h-i hdd hde hdh hdi hdk hdo hdp hdr hds he- hed hee heh hei hek heo hep her hes hhd hhe hhh hhi hhk hho hhp hhr hhs hid hie hih hii hik hio hip hir his hkd hkh hki hkk hko hkp hkr hks hod hoe hoh hoi hok hoo hop hor hos hpd hpe hph hpi hpk hpo hpp hpr hps hr- hrd hre hrh hri hrk hro hrp hrr hrs hsd hse hsh hsi hsk hsp hsr hss i-d idd ide idh idi idk ido idp idr ids ie- ied iee iei iek iep ier ies ihd ihe ihh ihi ihk iho ihp ihr ihs iid iie iih iii iio iip iir iis ike iki ikk iko ikr iks io- iod ioe ioh ioi ioo iop ior ios ipd ipe ipi ipo ipp ipr ips ir- ird ire iri irk iro irp irr irs is- isd ise ish isi isk iso isp isr iss kde kdh kdk kdo kdp kdr kds ke- ked kee keh kei kek keo kep ker kes khe khh khi khk kho khr khs kid kie kih kii kik kio kip kir kis kke kkh kki kkk kkp kkr kks kod koe koh koi kok koo kop kor kos kpd kpe kph kpi kpk kpo kpp kpr kps krd kri krk kro krp krr krs ksd kse ksh ksi ksk kso ksp ksr kss o-i odd ode odh odi odo odp odr ods oed oee oeh oei oeo oep oer oes ohd ohe ohh ohi oho ohp ohr ohs oid oie oii oik oio oip oir ois okd oke oki okk oko okp okr oks oo- ood ooh ooi ook ooo oop oor oos op- opd ope oph opi opk opo opp opr ops or- ord ore orh ori ork oro orp orr ors os- osd ose osh osi osk oso osp osr oss p-p pdd pde pdh pdi pdk pdo pdp pdr pds ped pee peh pei pek peo pep per pes phd phe phi phk pho php phr phs pid pie pih pii pik pio pip pir pis pkd pke pki pko pkp pkr pks pod poe poh poi pok poo pop por pos ppd ppe pph ppi ppk ppo ppp ppr pps prd pre prh pri prk pro prp prr prs ps- psd pse psh psi psk pso psp psr pss rdd rde rdh rdi rdo rdp rdr rds re- red ree reh rei rek reo rep rer res rh- rhd rhe rhh rhi rho rhp rhr rhs rid rie rih rii rik rio rip rir ris rke rkk rko rkp rks rod roe roh roi rok roo rop ror ros rpd rpe rph rpi rpk rpo rpp rpr rps rrd rrh rri rrk rrp rrr rrs rsd rse rsh rsi rsk rso rsp rsr rss sdd sde sdh sdi sdk sdo sdp sdr sds se- sed see seh sei sek seo sep ser ses sh- shd she shh shi shk sho shp shr shs sid sie sih sii sik sio sip sir sis sk- skd ske skh ski skk sko skp skr sks sod soe soh soi sok soo sop sor sos spd spe sph spi spk spo spp spr sps sr- srd sre srh sri srk sro srp srr srs ss- ssd sse ssh ssi ssk sso ssp ssr sss

-ose dddd ddes ddie ddpo ddps ddre ddss dedd dede dedi dedo deed deek deep deer dees dehi deid deie deih deip deir deis dek- deke dekh deks deop deor deos depe depo depp depr deps der- dere deri derk dero derp derr ders des- dese desh desi desk deso desp dess dhed dhee dher dhis dhod dhor dhpr dhps dide didi dido dids died diep dier dies diii diis dike dikh diki diko diop dior dios dipe dipo dipp dips dird dire dirk dirr dirs dis- disd dise dish disi disk diso disp diss dkid dksh dod- dodd dode dodi dodo dods doek doer does dohr dohs doid dois doke doki doko dood dook doop door doos dope dopo dopp dopr dops dord dore dori dork doro dorp dorr dors dose dosh dosi dosk doso doss dper dphp dphs dpie dpos dpph dprk dpsd dred dree dreh drei drek dres drhs drie drih drip drod droh drop drrs drsp dsdp dsdr dsei dshk dshs dsip dsos dsph dsps dsri dsrp dsrr dssi dssp edde eddi eddo eddp edds ede- edeh edei eder edes edhi edhs edie edik edip edis edod edos edss eede eeee eees eehs eeke eeks eeps eero eers eese eesi eesk ehdd eheh eher ehhs ehis ehre eid- eide eidi eido eidr eied eiei eier eies eiho eike eiki eiko eiks eipo eipr eird eire eirs eisd eise eish eisk eiso eiss eked ekek eker ekes ekho ekhs ekis ekki ekoi ekos ekpe ekpo eksi eode eoes eoir eois eore eori epee eper epes eph- ephi ephs epi- epid epie epik epip epis epod epor epos eppo eppp epps epro eprp eprs epsd epsi epsp epss erde erdi erds ered erei erer