-er ddd dde ddi ddm ddo ddp ddr ddz de- ded dee dei dem deo dep der dev dez di- did die dii dim dio dip dir div diz dmd dme dmi dmm dmo dmp dmr dmv dmz dod doe doi dom doo dop dor dov doz dpd dpe dpi dpm dpo dpp dpr dpv dpz drd dre dri drm dro drp drr drv drz dvd dve dvi dvm dvp dvr dzd dze dzi dzo dzp dzr ed- edd ede edi edm edo edp edr eed eee eem eeo eep eer eev eid eie eii eim eio eip eir eiv em- emd eme emi emm emo emp emr emv eo- eod eoe eoi eom eoo eop eor ep- epd epe epi epm epo epp epr epz erd ere eri erm ero erp err erv erz evd eve evi evm evo evp evr evv eze ezo ezr ezz i-d i-v idd ide idi idm ido idp idr idv ie- ied iee iei iem iep ier iev iid iie iii iim iio iip iir im- imd ime imi imm imo imp imv imz io- iod ioe ioi iom ioo iop ior iov ipd ipe ipi ipm ipo ipp ipr ipv ir- ird ire iri irm iro irp irr irv ivd ive ivi ivo ivp ivr ivv ize izi izm izo izz m-o m-r m-v mdd mde mdi mdm mdo mdp mdr mdv mdz med mee mei mem meo mep mer mev mez mi- mid mie mii mim mio mip mir miv miz mmd mme mmi mmm mmo mmp mmr mmv mmz mod moe moi mom moo mop mor mov moz mpd mpe mpi mpm mpo mpp mpr mpv mrd mre mri mrm mro mrp mrr mrv mrz mvd mve mvi mvm mvo mvp mvr mvv mvz mzi mzm mzp o-i odd ode odi odm odo odp odr odv oed oee oei oem oeo oep oer oid oie oii oim oio oip oir oiv oiz om- omd ome omi omm omo omp omr omv omz oo- ood ooi oom ooo oop oor oov op- opd ope opi opm opo opp opr opv or- ord ore ori orm oro orp orr orv orz ov- ovd ove ovi ovo ovp ovv oze ozm ozo ozz p-p pdd pde pdi pdm pdo pdp pdr pdv pdz ped pee pei pem peo pep per pev pez pid pie pii pim pio pip pir piv piz pmd pme pmi pmm pmo pmp pmr pmv pmz pod poe poi pom poo pop por pov poz ppd ppe ppi ppm ppo ppp ppr ppv ppz prd pre pri prm pro prp prr prv prz pvd pve pvi pvm pvo pvp pvr pvv pvz pzm pzp rdd rde rdi rdm rdo rdp rdr rdv re- red ree rei rem reo rep rer rev rez rid rie rii rim rio rip rir riv riz rmd rme rmi rmm rmo rmp rmr rmv rod roe roi rom roo rop ror rov roz rpd rpe rpi rpm rpo rpp rpr rpv rpz rrd rri rrm rrp rrr rvd rve rvi rvm rvo rvp rvr rvv rze rzm rzo v-e vdd vde vdi vdm vdo vdp vdr vdv ved vee vei vem veo vep ver vez vi- vid vie vii vim vio vip vir viv viz vm- vmd vmi vmm vmo vmr vmz vod voe voi vom voo vop vor vov voz vpd vpe vpi vpm vpo vpp vpr vrd vre vri vrm vrp vrr vvi vvm vvo vvr vvv vvz zdm zdv zed zee zem zeo zep zer zev zez zid zie zim zio zip zir ziv ziz zmd zmm zmp zo- zod zoe zoi zom zoo zor zpe zpi zpm zpo zpp zpr zro zrp zvi zzr zzz