-er -up ddd dde ddf ddi ddp ddr dds ddu ddx de- ded dee def dei dep der des deu dex dfd dfe dff dfi dfp dfr dfs dfu dfx di- did die dif dii dip dir dis diu dix dpd dpe dpf dpi dpp dpr dps dpu drd dre dri drp drr drs dru drx dsd dse dsf dsi dsp dsr dss dsu dsx dud due duf dui dup dur dus dux dxd dxi dxp dxr dxs dxx ed- edd ede edf edi edp edr eds edu edx eed eee eef eep eer ees eex ef- efd efe eff efi efp efr efs efx eid eie eif eii eip eir eis eiu eix ep- epd epe epf epi epp epr eps epu epx erd ere erf eri erp err ers eru es- esd ese esf esi esp esr ess esu esx eu- eud eue euf eui eup eur eus eux ex- exd exe exi exp exr exs exu exx fdd fde fdf fdi fdp fdr fds fdu fdx fed fee fef fei fep fer fes feu fex ffd ffe fff ffi ffp ffr ffs ffu ffx fid fie fif fii fip fir fis fiu fix fpd fpe fpi fpp fpr fps fpu fpx frd fre frf fri frp frr frs fru fsd fse fsf fsi fsp fsr fss fsu fsx fud fue fuf fui fup fur fus fuu fux fxe fxi fxp fxr fxs fxu fxx i-d i-f idd ide idf idi idp idr ids idu idx ie- ied iee ief iei iep ier ies iex ifd ife iff ifi ifp ifr ifs ifu ifx iid iie iif iii iip iir iis iiu iix ipd ipe ipf ipi ipp ipr ips ipu ipx ir- ird ire irf iri irp irr irs iru irx is- isd ise isf isi isp isr iss isu iu- iud iue iui iup iur ius ixe ixi p-p pdd pde pdf pdi pdp pdr pds pdu pdx ped pee pef pei pep per pes peu pex pfd pfe pff pfi pfp pfr pfs pfu pfx pid pie pif pii pip pir pis piu pix ppd ppe ppf ppi ppp ppr pps ppu ppx prd pre prf pri prp prr prs pru prx ps- psd pse psf psi psp psr pss psu psx pud pue puf pui pup pur pus puu pxe pxr pxs rdd rde rdf rdi rdp rdr rds rdu rdx re- red ree ref rei rep rer res reu rex rfd rfe rff rfi rfp rfr rfs rfu rid rie rif rii rip rir ris rix rpd rpe rpf rpi rpp rpr rps rpu rpx rrd rrf rri rrp rrr rrs rru rsd rse rsf rsi rsp rsr rss rsu rsx rud rue ruf rui rup rur rus ruu rux rxp rxr rxs sdd sde sdf sdi sdp sdr sds sdu se- sed see sef sei sep ser ses seu sex sfd sfe sff sfi sfp sfr sfs sfu sfx sid sie sif sii sip sir sis siu six spd spe spf spi spp spr sps spu spx sr- srd sre srf sri srp srr srs srx ss- ssd sse ssf ssi ssp ssr sss ssu ssx sud sue suf sui sup sur sus suu sux sxi sxs sxu udd ude udf udi udp udr uds udu udx ued uee uef uei uep uer ues ufd ufe uff ufi ufp ufr ufs ufu ufx uid uie uif uii uip uir uis uiu up- upd upe upf upi upp upr ups upu upx ur- urd ure urf uri urp urr urs uru urx usd use usf usi usp usr uss usu usx uue uur uus uuu uxf uxr uxu xde xdf xdi xdr xds xed xee xep xer xes xeu xex xfe xfs xfx xie xii xis xiu xix xpd xpe xpf xpp xps xrd xrf xrx xsi xsp xss xue xui xup xus xxi xxp xxx

d-ix dddd ddes ddie ddps ddre ddss dedd dede dedi dedu deed deef deep deer dees defe deff defi defs deid deie deif deip deir deis depe depp depr deps der- dere derf deri derp derr ders des- dese desi desp dess desu deue deur deus deux dex- dexe dfds dfer dfrf dfri dide didi dids didu died dief diep dier dies dieu diex dif- diff difs diii diis dipe dipp dips dipu dird dire dirr dirs dis- disd dise disi disp diss dius diux dixi dper dpie dppx dpsd dpsu dred dree dref drei dres drie drif drip drix drrs drsp drue drui drup drus druu dsdp dsdr dsei dsif dsip dspf dsps dsri dsrp dsrr dssi dssp dudd dude duds dudu duer dues duff dufu duid duif duir duis dupe dure duri duru duse dusi duur dxdr dxds dxed dxef dxep dxes dxfe dxfx dxif dxii dxip dxix dxps dxrd dxre dxrf dxrp dxrr dxrx dxsp dxss dxue dxur dxxr dxxx edde eddi eddp edds ede- edei eder edes edex edfu edie edif edip edis edru edss edup edur eede eedu eeee eees eefe eeps eers eese eesi efes effi effs efsi eid- eide eidi eidr eidu eied eiei eier eies eifs eipr eird eire eirs eisd eise eiss epee eper epes epi- epid epie epip epis epix eppp epps eprp eprs epsd epsf epsi epsp epss epsx epus epxp er-x erde erdf erdi erds ered erei erer eres erfs erfx erie eris eriu erpe erps erre errs erse ersi erur erus esdi esdp esds esdu esdx esee eser eses esfp esfs esie esis espe espi espp esps esrd esri esse essi essp essu esuf esui esus eude euer eufi eur- eure euse exed exer exes exid exif exis expr exrx fede fedi feds feed feer fees fefe feff fefi feid feie feir feis feps ferd fere ferr fers feru fese fess feud feus feux ffee ffff ffii ffps ffrr ffss fide fidf fids fief fier fies fife fiff fifi fiii fipp fips fire firs fisd fise fisi fiss fisu fixe fixx fprf fred free frei frep fres frex frid frie frip fris frpd frps