-er ddd dde ddi ddo ddp ddr ddx de- ded dee dei deo dep der dev dex di- did die dii dio dip dir div dix dod doe doi doo dop dor dov dox dpd dpe dpi dpo dpp dpr dpv drd dre dri dro drp drr drv drx dvd dve dvi dvp dvr dvx dxd dxi dxo dxp dxr dxx ed- edd ede edi edo edp edr edx eed eee eeo eep eer eev eex eid eie eii eio eip eir eiv eix eo- eod eoe eoi eoo eop eor ep- epd epe epi epo epp epr epx erd ere eri ero erp err erv evd eve evi evo evp evr evv ex- exd exe exi exo exp exr exx i-d i-v idd ide idi ido idp idr idv idx ie- ied iee iei iep ier iev iex iid iie iii iio iip iir iix io- iod ioe ioi ioo iop ior iov ipd ipe ipi ipo ipp ipr ipv ipx ir- ird ire iri iro irp irr irv irx ivd ive ivi ivo ivp ivr ivv ivx ixe ixi o-i odd ode odi odo odp odr odv oed oee oei oeo oep oer oex oid oie oii oio oip oir oiv oo- ood ooi ooo oop oor oov oox op- opd ope opi opo opp opr opv opx or- ord ore ori oro orp orr orv orx ov- ovd ove ovi ovo ovp ovv ox- oxi oxo oxx p-p pdd pde pdi pdo pdp pdr pdv pdx ped pee pei peo pep per pev pex pid pie pii pio pip pir piv pix pod poe poi poo pop por pov pox ppd ppe ppi ppo ppp ppr ppv ppx prd pre pri pro prp prr prv prx pvd pve pvi pvo pvp pvr pvv pxe pxr rdd rde rdi rdo rdp rdr rdv rdx re- red ree rei reo rep rer rev rex rid rie rii rio rip rir riv rix rod roe roi roo rop ror rov rox rpd rpe rpi rpo rpp rpr rpv rpx rrd rri rrp rrr rvd rve rvi rvo rvp rvr rvv rxp rxr v-e vdd vde vdi vdo vdp vdr vdv vdx ved vee vei veo vep ver vex vi- vid vie vii vio vip vir viv vix vod voe voi voo vop vor vov vox vpd vpe vpi vpo vpp vpr vpx vrd vre vri vrp vrr vvi vvo vvr vvv vxd vxr vxv xde xdi xdr xdv xed xee xep xer xev xex xie xii xio xiv xix xod xoi xoo xop xor xov xox xpd xpe xpo xpp xrd xrx xvi xxi xxo xxp xxv xxx

d-ix dddd ddie ddpo ddre dedd dede dedi dedo deed deep deer deev deid deie deip deir deop deor depe depo depp depr der- dere deri dero derp derr derv deve devi devo dex- dexe dide didi dido died diep dier diex diii diiv diop dior dipe dipo dipp dird dire dirr divd dive divi divo divx dixi do-x dod- dodd dode dodi dodo doer doid doix dood doop door dope dopo dopp dopr dord dore dori doro dorp dorr dove dovi dper dpie dppx dred dree drei drev drie drip drix drod drop dvdr dvi- dvii dvir dvor dvrp dxdr dxed dxep dxii dxip dxiv dxix dxrd dxre dxrp dxrr dxrv dxrx dxvi dxxr dxxx edde eddi eddo eddp ede- edei eder edex edie edip edod edve eede eeee eero eid- eide eidi eido eidr eied eiei eier eipo eipr eird eire eode eoir eore eori epee eper epi- epid epie epip epix epod epor epox eppo eppp epro eprp epxp er-x erde erdi ered erei erer erev erie erio erod eroe eroi eroo erpe erre erro erve ervi ever evex evid evie evir evoe evoo evop evre exed exer exid exo- exod exor expo expr exrx iddo ided idee ideo ider idex idid idie idio idir idre idro idvd idve iedr ieie ieio iere ieri iide iied iiie iiii iiio iioi iioo iiop iod- iodd iode iodo ioee ioii ioio iooi iooo iore iori ipdi iper ipex ipid ipie ipix ipod ipoe ipop ippo ippr ipri ipxe irdo irdp ired iree irer irex iri- irid irie irio irip irix irod irop irov irpe irre irri ivdr iver ivie ivod ivor ivre ixxi o-eo oddd oddi oded odei odeo oder odex odie odio odir odoo odop odor odrp oedo oeid oere oevp oido oier oiii oire oodi ooer ooid oooo oord oore oped opei opep oper opex opie opii opio opo- opor oppi oppo orde ordo ore- ored oreo orer orex ori- orid orie orio orix oro- oroe oror orpe orpi orri orro orve orvr ovde ovee over ovi- ovid ovie ovo- ovod ovoo ovpp ovre oxep oxer oxi- oxid oxie oxo- oxox oxxo pdpr ped- pede pedi pedo peed peep peer peev peio peip peir peor pepd pepe pepi pepo per- perd pere peri pero perp perr perv pide pido pidx pied piep pier piip pipe pipi pipo pipp pire piri piro pirr pivo pixo pixx pod- podd pode podi podo poed poer poid poio poix pood poop poor pop- pope popi popo popp pore pori poro porr povo pper ppid ppie ppod pppd pppo pppp pre- pred pree prep prev prex pri- prid prie prii priv prix pro- prod proe proo prop prov prox prpd prrd prri rder rdev rdio redd rede redi redo redr redx reed reep reev reid reii reir reod reop repe repi repo repp repr rerd rere reri rero revd reve revi revo revp rexx ridd ride ridi rido ridx ried riep rier riex ripd ripe ripi ripp ripr rire riri rive rivo rivp rixe rixo rodd rode rodi rodo roed roer roev roid roio roir rood rooi roop roor roox rope ropo rore rori roro rove rovi rovo roxo rpdp rpii rpix rpoe rred rrrr rved rver vder vdio vdre vede vedi vedo veep veer veid veie veii veip veir veix veor vepe vepr ver- verd vere veri vero veve vevi vevo vexi vexx