-er -ey ddd dde ddi ddp ddr dds ddt ddy de- ded dee dei dep der des det dev dey di- did die dii dip dir dis dit div diy dpd dpe dpi dpp dpr dps dpt dpv drd dre dri drp drr drs drt drv dry dsd dse dsi dsp dsr dss dst dsv dsy dtd dte dti dtp dtr dts dtt dtv dty dvd dve dvi dvp dvr dvs dvt dy- dyd dye dyp dyr dys dyy ed- edd ede edi edp edr eds edt edy eed eee eep eer ees eet eev eey eid eie eii eip eir eis eit eiv ep- epd epe epi epp epr eps ept erd ere eri erp err ers ert erv ery es- esd ese esi esp esr ess est esv esy etd ete eti etp etr ets ett etv ety evd eve evi evp evr evs evt evv evy eyd eye eyp eyr eys eyt i-d i-v idd ide idi idp idr ids idt idv idy ie- ied iee iei iep ier ies iet iev iey iid iie iii iip iir iis iit ipd ipe ipi ipp ipr ips ipt ipv ipy ir- ird ire iri irp irr irs irt irv iry is- isd ise isi isp isr iss ist isv isy itd ite iti itp its itt itv ity ivd ive ivi ivp ivr ivs ivt ivv ivy iye iyr iys iyt iyy p-p pdd pde pdi pdp pdr pds pdt pdv ped pee pei pep per pes pet pev pey pid pie pii pip pir pis pit piv ppd ppe ppi ppp ppr pps ppt ppv prd pre pri prp prr prs prt prv pry ps- psd pse psi psp psr pss pst psv psy pt- ptd pte pti ptp ptr pts ptt ptv pty pvd pve pvi pvp pvr pvs pvt pvv py- pyd pye pyr pys pyt rdd rde rdi rdp rdr rds rdt rdv rdy re- red ree rei rep rer res ret rev rey rid rie rii rip rir ris rit riv riy rpd rpe rpi rpp rpr rps rpt rpv rrd rri rrp rrr rrs rrt rsd rse rsi rsp rsr rss rst rsv rtd rte rti rtp rtr rts rtt rtv rty rvd rve rvi rvp rvr rvs rvt rvv rvy ry- ryd rye ryr rys ryy sdd sde sdi sdp sdr sds sdt sdv sdy se- sed see sei sep ser ses set sev sey sid sie sii sip sir sis sit siv spd spe spi spp spr sps spt spv spy sr- srd sre sri srp srr srs srt srv sry ss- ssd sse ssi ssp ssr sss sst ssv std ste sti stp str sts stt stv sty svd sve svi svp svr svs svt svv svy sy- syd sye syi syp syr sys syt tdd tde tdi tdp tdr tds tdt tdv tdy te- ted tee tei tep ter tes tet tev tey tid tie tii tip tir tis tit tiv tiy tpd tpe tpi tpp tpr tps tpt tpv trd tre tri trp trr trs trt trv try tsd tse tsi tsp tsr tss tst tsv tsy ttd tte tti ttp ttr tts ttt ttv tty tvd tve tvi tvp tvr tvs tvt tvy tyd tye typ tyr tys tyt v-e vdd vde vdi vdp vdr vds vdt vdv ved vee vei vep ver ves vet vey vi- vid vie vii vip vir vis vit viv viy vpd vpe vpi vpp vpr vps vpt vrd vre vri vrp vrr vrs vrt vry vsd vse vsi vsp vsr vss vst vsv vte vti vtr vts vtt vtv vty vvi vvr vvs vvt vvv vyd vye vyp vyt yde yds ydt ydy yed yee yei yep yer yes yet yev yey yid yie yii yip yir yis yit ypd yps yre yrp yrs yrt yse ysi ysp ysr yss yst ysy ytd yte ytp ytr yts ytt ytv yve yvi yvr yvy yye yys yyt yyy