-er -up ddd dde ddg ddi ddp ddr dds ddu de- ded dee deg dei dep der des deu dev dgd dge dgg dgi dgp dgr dgs dgu di- did die dig dii dip dir dis diu div dpd dpe dpg dpi dpp dpr dps dpu dpv drd dre drg dri drp drr drs dru drv dsd dse dsg dsi dsp dsr dss dsu dsv dud due dug dui dup dur dus duv dvd dve dvg dvi dvp dvr dvs dvu ed- edd ede edg edi edp edr eds edu eed eee eeg eep eer ees eev egd ege egg egi egp egr egs egu eid eie eig eii eip eir eis eiu eiv ep- epd epe epg epi epp epr eps epu erd ere erg eri erp err ers eru erv es- esd ese esg esi esp esr ess esu esv eu- eud eue eug eui eup eur eus euv evd eve evg evi evp evr evs evv g-d g-p gdd gde gdi gdp gdr gds gdu gdv ge- ged gee geg gei gep ger ges geu gev ggd ggg ggi ggp ggr ggs ggu ggv gid gie gig gii gip gir gis giu giv gpd gpe gpg gpi gpp gpr gps gpu grd gre grg gri grp grr grs gru grv gsd gse gsg gsi gsp gsr gss gsu gsv gu- gud gue gug gui gup gur gus guu guv gvd gve gvg gvi gvp gvr gvs gvu i-d i-v idd ide idg idi idp idr ids idu idv ie- ied iee ieg iei iep ier ies iev igd ige igg igi igp igr igs igu iid iie iii iip iir iis iiu ipd ipe ipg ipi ipp ipr ips ipu ipv ir- ird ire irg iri irp irr irs iru irv is- isd ise isg isi isp isr iss isu isv iu- iud iue iug iui iup iur ius ivd ive ivg ivi ivp ivr ivs ivu ivv p-p pdd pde pdg pdi pdp pdr pds pdu pdv ped pee peg pei pep per pes peu pev pgd pge pgg pgi pgp pgr pgs pgv pid pie pig pii pip pir pis piu piv ppd ppe ppg ppi ppp ppr pps ppu ppv prd pre prg pri prp prr prs pru prv ps- psd pse psg psi psp psr pss psu psv pud pue pug pui pup pur pus puu pvd pve pvg pvi pvp pvr pvs pvu pvv rdd rde rdg rdi rdp rdr rds rdu rdv re- red ree reg rei rep rer res reu rev rgd rge rgg rgi rgp rgr rgs rgv rid rie rig rii rip rir ris riv rpd rpe rpg rpi rpp rpr rps rpu rpv rrd rrg rri rrp rrr rrs rru rsd rse rsg rsi rsp rsr rss rsu rsv rud rue rug rui rup rur rus ruu ruv rvd rve rvg rvi rvp rvr rvs rvu rvv sdd sde sdg sdi sdp sdr sds sdu sdv se- sed see seg sei sep ser ses seu sev sgd sge sgg sgi sgp sgr sgs sgu sgv sid sie sig sii sip sir sis siu siv spd spe spg spi spp spr sps spu spv sr- srd sre srg sri srp srr srs srv ss- ssd sse ssg ssi ssp ssr sss ssu ssv sud sue sug sui sup sur sus suu suv svd sve svg svi svp svr svs svu svv udd ude udg udi udp udr uds udu udv ued uee ueg uei uep uer ues uge ugg ugi ugp ugr ugs ugu uid uie uig uii uip uir uis uiu up- upd upe upg upi upp upr ups upu upv ur- urd ure urg uri urp urr urs uru usd use usg usi usp usr uss usu usv uue uug uur uus uuu uve uvs uvu uvv v-e vdd vde vdg vdi vdp vdr vds vdu vdv ved vee veg vei vep ver ves veu vgg vgp vgr vgs vgu vi- vid vie vig vii vip vir vis viu viv vpd vpe vpg vpi vpp vpr vps vpu vrd vre vrg vri vrp vrr vrs vru vsd vse vsg vsi vsp vsr vss vsu vsv vue vug vup vur vus vuv vvg vvi vvr vvs vvv