-er -ol ddd dde ddi ddl ddm ddo ddr dds de- ded dee dei del dem deo der des di- did die dii dil dim dio dir dis dl- dld dle dli dll dlm dlo dlr dls dmd dme dmi dml dmm dmo dmr dms dod doe doi dol dom doo dor dos drd dre dri drl drm dro drr drs dsd dse dsi dsl dsm dso dsr dss ed- edd ede edi edl edm edo edr eds eed eee eel eem eeo eer ees eid eie eii eil eim eio eir eis eld ele eli ell elm elo elr els em- emd eme emi eml emm emo emr ems eo- eod eoe eoi eol eom eoo eor eos erd ere eri erl erm ero err ers es- esd ese esi esl esm eso esr ess i-d idd ide idi idl idm ido idr ids ie- ied iee iei iel iem ier ies iid iie iii iil iim iio iir iis il- ild ile ili ill ilm ilo ilr ils im- imd ime imi iml imm imo ims io- iod ioe ioi iol iom ioo ior ios ir- ird ire iri irl irm iro irr irs is- isd ise isi isl ism iso isr iss ldd lde ldi ldl ldm ldo ldr lds led lee lei lel lem leo ler les lid lie lii lil lim lio lir lis lld lle lli lll llm llo llr lls lmd lme lmi lml lmm lmo lmr lms lod loe loi lol lom loo lor los lrd lri lrm lro lrr lrs lsd lse lsi lsl lsm lso lsr lss m-o m-r mdd mde mdi mdl mdm mdo mdr mds med mee mei mel mem meo mer mes mi- mid mie mii mil mim mio mir mis mld mle mli mll mlm mlo mlr mls mmd mme mmi mml mmm mmo mmr mms mod moe moi mol mom moo mor mos mrd mre mri mrl mrm mro mrr mrs msd mse msi msl msm mso msr mss o-i odd ode odi odl odm odo odr ods oed oee oei oel oem oeo oer oes oid oie oii oil oim oio oir ois old ole oli oll olm olo ols om- omd ome omi oml omm omo omr oms oo- ood ooi ool oom ooo oor oos or- ord ore ori orl orm oro orr ors os- osd ose osi osl osm oso osr oss rdd rde rdi rdl rdm rdo rdr rds re- red ree rei rel rem reo rer res rid rie rii ril rim rio rir ris rld rle rli rll rlm rlo rlr rls rmd rme rmi rml rmm rmo rmr rms rod roe roi rol rom roo ror ros rrd rri rrl rrm rrr rrs rsd rse rsi rsl rsm rso rsr rss sdd sde sdi sdl sdm sdo sdr sds se- sed see sei sel sem seo ser ses sid sie sii sil sim sio sir sis sld sle sli sll slm slo slr sls smd sme smi sml smm smo smr sms sod soe soi sol som soo sor sos sr- srd sre sri srl srm sro srr srs ss- ssd sse ssi ssl ssm sso ssr sss