-er -ol ddd dde ddh ddl ddo ddr dds de- ded dee deh del deo der des dev dh- dhd dhe dhh dhl dho dhr dhs dl- dld dle dlh dll dlo dlr dls dlv dod doe doh dol doo dor dos dov drd dre drl dro drr drs drv dsd dse dsh dsl dso dsr dss dsv dvd dve dvh dvl dvr dvs ed- edd ede edh edl edo edr eds eed eee eel eeo eer ees eev ehd ehe ehh ehl eho ehr ehs ehv eld ele elh ell elo elr els elv eo- eod eoe eoh eol eoo eor eos erd ere erh erl ero err ers erv es- esd ese esh esl eso esr ess esv evd eve evh evl evo evr evs evv hdd hde hdh hdl hdo hdr hds hdv he- hed hee heh hel heo her hes hev hhd hhe hhh hhl hho hhr hhs hhv hld hle hlh hll hlo hlr hls hlv hod hoe hoh hol hoo hor hos hov hr- hrd hre hrh hrl hro hrr hrs hrv hsd hse hsh hsl hsr hss hsv hv- hvd hvl hvo hvr hvs hvv ldd lde ldh ldl ldo ldr lds ldv led lee leh lel leo ler les lev lhd lhh lho lhr lhs lhv lld lle lll llo llr lls llv lod loe loh lol loo lor los lov lrd lrh lro lrr lrs lrv lsd lse lsh lsl lso lsr lss lsv lvd lve lvh lvl lvr lvs lvv odd ode odh odl odo odr ods odv oed oee oeh oel oeo oer oes ohd ohe ohh ohl oho ohr ohs old ole oll olo ols oo- ood ooh ool ooo oor oos oov or- ord ore orh orl oro orr ors orv os- osd ose osh osl oso osr oss osv ov- ovd ove ovh ovl ovo ovs ovv rdd rde rdh rdl rdo rdr rds rdv re- red ree reh rel reo rer res rev rh- rhd rhe rhh rhl rho rhr rhs rhv rld rle rlh rll rlo rlr rls rod roe roh rol roo ror ros rov rrd rrh rrl rrr rrs rsd rse rsh rsl rso rsr rss rsv rvd rve rvh rvl rvo rvr rvs rvv sdd sde sdh sdl sdo sdr sds sdv se- sed see seh sel seo ser ses sev sh- shd she shh shl sho shr shs shv sld sle slh sll slo slr sls slv sod soe soh sol soo sor sos sov sr- srd sre srh srl sro srr srs srv ss- ssd sse ssh ssl sso ssr sss ssv svd sve svl svo svr svs svv v-e vdd vde vdh vdl vdo vdr vds vdv ved vee veh vel veo ver ves vh- vhd vhe vho vhs vl- vld vle vll vlo vls vlv vod voe voh vol voo vor vos vov vrd vre vrh vrr vrs vsd vse vsh vsl vso vsr vss vsv vvo vvr vvs vvv