-er ddd dde ddf ddi ddo ddp ddr ddx de- ded dee def dei deo dep der dex dfd dfe dff dfi dfo dfp dfr dfx di- did die dif dii dio dip dir dix dod doe dof doi doo dop dor dox dpd dpe dpf dpi dpo dpp dpr drd dre dri dro drp drr drx dxd dxi dxo dxp dxr dxx ed- edd ede edf edi edo edp edr edx eed eee eef eeo eep eer eex ef- efd efe eff efi efo efp efr efx eid eie eif eii eio eip eir eix eo- eod eoe eof eoi eoo eop eor ep- epd epe epf epi epo epp epr epx erd ere erf eri ero erp err ex- exd exe exi exo exp exr exx fdd fde fdf fdi fdo fdp fdr fdx fed fee fef fei feo fep fer fex ffd ffe fff ffi ffo ffp ffr ffx fid fie fif fii fip fir fix foe fof foi foo fop for fox fpd fpe fpi fpo fpp fpr fpx frd fre frf fri fro frp frr fxe fxi fxp fxr fxx i-d i-f idd ide idf idi ido idp idr idx ie- ied iee ief iei iep ier iex ifd ife iff ifi ifo ifp ifr ifx iid iie iif iii iio iip iir iix io- iod ioe iof ioi ioo iop ior ipd ipe ipf ipi ipo ipp ipr ipx ir- ird ire irf iri iro irp irr irx ixe ixi o-i odd ode odf odi odo odp odr oed oee oef oei oeo oep oer oex of- ofd ofe off ofi ofo ofp ofr ofx oid oie oif oii oio oip oir oo- ood oof ooi ooo oop oor oox op- opd ope opf opi opo opp opr opx or- ord ore orf ori oro orp orr orx ox- oxf oxi oxo oxx p-p pdd pde pdf pdi pdo pdp pdr pdx ped pee pef pei peo pep per pex pfd pfe pff pfi pfo pfp pfr pfx pid pie pif pii pio pip pir pix pod poe pof poi poo pop por pox ppd ppe ppf ppi ppo ppp ppr ppx prd pre prf pri pro prp prr prx pxe pxr rdd rde rdf rdi rdo rdp rdr rdx re- red ree ref rei reo rep rer rex rfd rfe rff rfi rfo rfp rfr rid rie rif rii rio rip rir rix rod roe rof roi roo rop ror rox rpd rpe rpf rpi rpo rpp rpr rpx rrd rrf rri rrp rrr rxp rxr xde xdf xdi xdr xed xee xep xer xex xfe xfx xie xii xio xix xod xof xoi xoo xop xor xox xpd xpe xpf xpo xpp xrd xrf xrx xxi xxo xxp xxx

d-ix dddd ddie ddpo ddre dedd dede dedi dedo deed deef deep deer defe deff defi defo deid deie deif deip deir deop deor depe depo depp depr der- dere derf deri dero derp derr dex- dexe dfer dfoe dfrf dfri dide didi dido died dief diep dier diex dif- diff diii diop dior dipe dipo dipp dird dire dirr dixi do-x dod- dodd dode dodi dodo doer doff doid doix dood doof doop door dope dopo dopp dopr dord dore dorf dori doro dorp dorr dper dpie dppx dred dree dref drei drie drif drip drix drod drof drop dxdr dxed dxef dxep dxfe dxfx dxif dxii dxip dxix dxrd dxre dxrf dxrp dxrr dxrx dxxr dxxx edde eddi eddo eddp ede- edei eder edex edie edif edip edod eede eeee eefe eero efeo effi efor 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 erdf erdi ered erei erer erfx erie erio erod eroe eroi eroo erpe erre erro exed exer exfo exid exif exo- exod exor expo expr exrx fede fedi feed feer fefe feff fefi fefo feid feie feio feir feod feof ferd fere fero ferr ffee ffff ffii ffrr fide fidf fido fief fier fife fiff fifi fifo fiii fioe fior fipp fire fixe fixx fode foed foer fofo foid foie foix food foof fopp for- ford fore fori foro forr foxe foxx fprf fred free frei freo frep frex frid frie frio frip froe frop frpd fxdd iddo ided idee idef ideo ider idex idfp idid idie idio idir idre idrf idro iedr ieie ieio iere ieri ifer ifex ifid ifor ifpo ifrf ifri iide iied iiie iiii iiio iioi iioo iiop iipf iod- iodd iode iodo ioee ioii ioio ioof iooi iooo iore iori ipdi iper ipex ipid ipie ipix ipod ipoe ipop ippf ippo ippr ipri ipxe irdo irdp ired iree irer irex irfe iri- irid irie irio irip irix irod irop irpe irre irri ixxi o-eo oddd oddi oded odei odeo oder odex odie odio odir odoo odop odor odrp oedo oeid oere ofdr ofer off- offe offo offr ofid ofor ofre oido oier oiii oire oodi ooer ooff ooid oooo oord oore oped opei opep oper opex opie opii opio opo- opor oppi oppo orde ordo ore- ored oreo orer orex orfe orff orfi ori- orid orie orif orio orix oro- oroe orof oror orpe orpi orri orro oxep oxer oxi- oxid oxie oxo- oxof oxox oxxo pdpr ped- pede pedf pedi pedo peed peep peer peff peio peip peir peor pepd pepe pepi pepo per- perd pere perf peri pero perp perr pfff pffr pide pido pidx pied piep pier piff piip pipe pipi pipo pipp pire piri piro pirr pixo pixx pod- podd pode podi podo poed poer poff pofi poid poio poix pood poof poop poor pop- pope popi popo popp pore pori poro porr pper ppid ppie ppif ppod pppd pppo pppp pprf pre- pred pree pref prep prex pri- prid prie prif prii prix pro- prod proe prof proo prop prox prpd prrd prri rder rdio redd rede redi redo redr redx reed reef