-er -ey ddd dde ddo ddp ddr ddt ddy de- ded dee deo dep der det dev dey dod doe doo dop dor dot dov doy dpd dpe dpo dpp dpr dpt dpv drd dre dro drp drr drt drv dry dtd dte dto dtp dtr dtt dtv dty dvd dve dvp dvr dvt dy- dyd dye dyo dyp dyr dyy ed- edd ede edo edp edr edt edy eed eee eeo eep eer eet eev eey eo- eod eoe eoo eop eor eot ep- epd epe epo epp epr ept erd ere ero erp err ert erv ery etd ete eto etp etr ett etv ety evd eve evo evp evr evt evv evy eyd eye eyo eyp eyr eyt odd ode odo odp odr odt odv oed oee oeo oep oer oet oey oo- ood ooo oop oor oot oov op- opd ope opo opp opr opt opv opy or- ord ore oro orp orr ort orv ory ot- otd ote oto otp otr ott otv ov- ovd ove ovo ovp ovv oyd oye oyo p-p pdd pde pdo pdp pdr pdt pdv ped pee peo pep per pet pev pey pod poe poo pop por pot pov poy ppd ppe ppo ppp ppr ppt ppv prd pre pro prp prr prt prv pry pt- ptd pte pto ptp ptr ptt ptv pty pvd pve pvo pvp pvr pvt pvv py- pyd pye pyo pyr pyt rdd rde rdo rdp rdr rdt rdv rdy re- red ree reo rep rer ret rev rey rod roe roo rop ror rot rov roy rpd rpe rpo rpp rpr rpt rpv rrd rrp rrr rrt rtd rte rto rtp rtr rtt rtv rty rvd rve rvo rvp rvr rvt rvv rvy ry- ryd rye ryo ryr ryy tdd tde tdo tdp tdr tdt tdv tdy te- ted tee teo tep ter tet tev tey to- tod toe too top tor tot tov toy tpd tpe tpo tpp tpr tpt tpv trd tre tro trp trr trt trv try ttd tte tto ttp ttr ttt ttv tty tvd tve tvo tvp tvr tvt tvy tyd tye tyo typ tyr tyt v-e vdd vde vdo vdp vdr vdt vdv ved vee veo vep ver vet vey vod voe voo vop vor vot vov voy vpd vpe vpo vpp vpr vpt vrd vre vrp vrr vrt vry vte vto vtr vtt vtv vty vvo vvr vvt vvv vyd vye vyp vyt yde ydo ydt ydy yed yee yeo yep yer yet yev yey yod yoe yoo yop yor yot yoy ypd ypo yre yro yrp yrt ytd yte yto ytp ytr ytt ytv yve yvo yvr yvy yye yyt yyy