-er -ol ddd dde ddh ddl ddm ddo ddr dds de- ded dee deh del dem deo der des dh- dhd dhe dhh dhl dhm dho dhr dhs dl- dld dle dlh dll dlm dlo dlr dls dmd dme dmh dml dmm dmo dmr dms dod doe doh dol dom doo dor dos drd dre drl drm dro drr drs dsd dse dsh dsl dsm dso dsr dss ed- edd ede edh edl edm edo edr eds eed eee eel eem eeo eer ees ehd ehe ehh ehl ehm eho ehr ehs eld ele elh ell elm elo elr els em- emd eme emh eml emm emo emr ems eo- eod eoe eoh eol eom eoo eor eos erd ere erh erl erm ero err ers es- esd ese esh esl esm eso esr ess hdd hde hdh hdl hdm hdo hdr hds he- hed hee heh hel hem heo her hes hhd hhe hhh hhl hhm hho hhr hhs hld hle hlh hll hlm hlo hlr hls hmd hme hmh hml hmm hmo hmr hms hod hoe hoh hol hom hoo hor hos hr- hrd hre hrh hrl hrm hro hrr hrs hsd hse hsh hsl hsm hsr hss ldd lde ldh ldl ldm ldo ldr lds led lee leh lel lem leo ler les lhd lhh lho lhr lhs lld lle lll llm llo llr lls lmd lme lmh lml lmm lmo lmr lms lod loe loh lol lom loo lor los lrd lrh lrm lro lrr lrs lsd lse lsh lsl lsm lso lsr lss m-o m-r mdd mde mdh mdl mdm mdo mdr mds med mee meh mel mem meo mer mes mhd mhh mhl mhm mho mhr mhs mld mle mlh mll mlm mlo mlr mls mmd mme mmh mml mmm mmo mmr mms mod moe moh mol mom moo mor mos mrd mre mrh mrl mrm mro mrr mrs msd mse msh msl msm mso msr mss odd ode odh odl odm odo odr ods oed oee oeh oel oem oeo oer oes ohd ohe ohh ohl ohm oho ohr ohs old ole oll olm olo ols om- omd ome omh oml omm omo omr oms oo- ood ooh ool oom ooo oor oos or- ord ore orh orl orm oro orr ors os- osd ose osh osl osm oso osr oss rdd rde rdh rdl rdm rdo rdr rds re- red ree reh rel rem reo rer res rh- rhd rhe rhh rhl rhm rho rhr rhs rld rle rlh rll rlm rlo rlr rls rmd rme rmh rml rmm rmo rmr rms rod roe roh rol rom roo ror ros rrd rrh rrl rrm rrr rrs rsd rse rsh rsl rsm rso rsr rss sdd sde sdh sdl sdm sdo sdr sds se- sed see seh sel sem seo ser ses sh- shd she shh shl shm sho shr shs sld sle slh sll slm slo slr sls smd sme smh sml smm smo smr sms sod soe soh sol som soo sor sos sr- srd sre srh srl srm sro srr srs ss- ssd sse ssh ssl ssm sso ssr sss