-er -ol ddd dde ddl ddm ddo ddr dds ddu de- ded dee del dem deo der des deu dev dl- dld dle dll dlm dlo dlr dls dlu dlv dmd dme dml dmm dmo dmr dms dmu dmv dod doe dol dom doo dor dos dou dov drd dre drl drm dro drr drs dru drv dsd dse dsl dsm dso dsr dss dsu dsv dud due dul dum duo dur dus duv dvd dve dvl dvm dvr dvs dvu ed- edd ede edl edm edo edr eds edu eed eee eel eem eeo eer ees eev eld ele ell elm elo elr els elu elv em- emd eme eml emm emo emr ems emu emv eo- eod eoe eol eom eoo eor eos eou erd ere erl erm ero err ers eru erv es- esd ese esl esm eso esr ess esu esv eu- eud eue eul eur eus euv evd eve evl evm evo evr evs evv ldd lde ldl ldm ldo ldr lds ldu ldv led lee lel lem leo ler les leu lev lld lle lll llm llo llr lls llu llv lmd lme lml lmm lmo lmr lms lmu lmv lod loe lol lom loo lor los lou lov lrd lrm lro lrr lrs lru lrv lsd lse lsl lsm lso lsr lss lsu lsv lud lue lul lum luo lur lus luu luv lvd lve lvl lvm lvr lvs lvv m-o m-r m-v mdd mde mdl mdm mdo mdr mds mdu mdv med mee mel mem meo mer mes meu mev mld mle mll mlm mlo mlr mls mlu mlv mmd mme mml mmm mmo mmr mms mmu mmv mod moe mol mom moo mor mos mou mov mrd mre mrl mrm mro mrr mrs mru mrv msd mse msl msm mso msr mss msu msv mud mue mul mum mur mus muu mvd mve mvl mvm mvo mvr mvs mvv odd ode odl odm odo odr ods odu odv oed oee oel oem oeo oer oes old ole oll olm olo ols olu om- omd ome oml omm omo omr oms omu omv oo- ood ool oom ooo oor oos oov or- ord ore orl orm oro orr ors oru orv os- osd ose osl osm oso osr oss osu osv ou- oud oue oul oum ouo our ous ov- ovd ove ovl ovo ovs ovv rdd rde rdl rdm rdo rdr rds rdu rdv re- red ree rel rem reo rer res reu rev rld rle rll rlm rlo rlr rls rlu rmd rme rml rmm rmo rmr rms rmv rod roe rol rom roo ror ros rou rov rrd rrl rrm rrr rrs rru rsd rse rsl rsm rso rsr rss rsu rsv rud rue rum ruo rur rus ruu ruv rvd rve rvl rvm rvo rvr rvs rvu rvv sdd sde sdl sdm sdo sdr sds sdu sdv se- sed see sel sem seo ser ses seu sev sld sle sll slm slo slr sls slu slv smd sme sml smm smo smr sms smu smv sod soe sol som soo sor sos sou sov sr- srd sre srl srm sro srr srs srv ss- ssd sse ssl ssm sso ssr sss ssu ssv sud sue sul sum suo sur sus suu suv svd sve svl svm svo svr svs svu svv udd ude udl udm udo udr uds udu udv ued uee uel uem uer ues uld ule ull ulm ulo ulr uls ulu ulv um- umd ume uml umm umo umr ums umu uod uoe uol uom uoo uor uos ur- urd ure url urm uro urr urs uru usd use usl usm uso usr uss usu usv uue uum uur uus uuu uve uvl uvm uvo uvs uvu uvv v-e vdd vde vdl vdm vdo vdr vds vdu vdv ved vee vel vem veo ver ves veu vl- vld vle vll vlm vlo vls vlv vm- vmd vmm vmo vmr vmu vod voe vol vom voo vor vos vou vov vrd vre vrm vrr vrs vru vsd vse vsl vsm vso vsr vss vsu vsv vue vul vum vur vus vuv vvm vvo vvr vvs vvv