-er ddd dde ddo ddp ddr ddw de- ded dee deo dep der dev dew dod doe doo dop dor dov dow dpd dpe dpo dpp dpr dpv dpw drd dre dro drp drr drv drw dvd dve dvp dvr dvw dwe dwo dwp dwr dwv dww ed- edd ede edo edp edr edw eed eee eeo eep eer eev eew eo- eod eoe eoo eop eor eow ep- epd epe epo epp epr epw erd ere ero erp err erv erw evd eve evo evp evr evv evw ewd ewe ewo ewp ewr eww odd ode odo odp odr odv oed oee oeo oep oer oo- ood ooo oop oor oov oow op- opd ope opo opp opr opv opw or- ord ore oro orp orr orv ov- ovd ove ovo ovp ovv owd owe owo owp oww p-p pdd pde pdo pdp pdr pdv ped pee peo pep per pev pew pod poe poo pop por pov pow ppd ppe ppo ppp ppr ppv ppw prd pre pro prp prr prv prw pvd pve pvo pvp pvr pvv pwd pwe pwo pwp pwr pwv rdd rde rdo rdp rdr rdv re- red ree reo rep rer rev rew rod roe roo rop ror rov row rpd rpe rpo rpp rpr rpv rpw rrd rrp rrr rvd rve rvo rvp rvr rvv rvw rwd rwe rwr v-e vdd vde vdo vdp vdr vdv vdw ved vee veo vep ver vew vod voe voo vop vor vov vow vpd vpe vpo vpp vpr vrd vre vrp vrr vvo vvr vvv vwd vwo vwp wdp wdr wdv wed wee weo wep wer wew wod woe woo wop wor wow wpd wpe wpo wpp wpr wpv wr- wrd wre wro wrp wrr wrw wvw wwd wwe wwo wwp wwv www