-er -ey ddd dde ddi ddn ddp ddr dds ddt ddy de- ded dee dei den dep der des det dey di- did die dii din dip dir dis dit diy dnd dne dni dnn dnp dnr dns dnt dny dpd dpe dpi dpn dpp dpr dps dpt drd dre dri drn drp drr drs drt dry dsd dse dsi dsn dsp dsr dss dst dsy dtd dte dti dtn dtp dtr dts dtt dty dy- dyd dye dyn dyp dyr dys dyy ed- edd ede edi edn edp edr eds edt edy eed eee een eep eer ees eet eey eid eie eii ein eip eir eis eit en- end ene eni enn enp enr ens ent eny ep- epd epe epi epn epp epr eps ept erd ere eri ern erp err ers ert ery es- esd ese esi esn esp esr ess est esy etd ete eti etn etp etr ets ett ety eyd eye eyn eyp eyr eys eyt i-d idd ide idi idn idp idr ids idt idy ie- ied iee iei ien iep ier ies iet iey iid iie iii iin iip iir iis iit in- ind ine ini inn inp inr ins int iny ipd ipe ipi ipn ipp ipr ips ipt ipy ir- ird ire iri irn irp irr irs irt iry is- isd ise isi isn isp isr iss ist isy itd ite iti itn itp its itt ity iye iyr iys iyt iyy n-i ndd nde ndi ndn ndp ndr nds ndt ndy ne- ned nee nei nen nep ner nes net ney nid nie nii nin nip nir nis nit nne nni nnn nnp nns nnt npd npe npi npn npp npr nps npt nrd nre nri nrn nrp nrr nrs nrt nry nsd nse nsi nsn nsp nsr nss nst nsy ntd nte nti ntn ntp ntr nts ntt nyd nye nyn nyp nys nyt nyy p-p pdd pde pdi pdn pdp pdr pds pdt ped pee pei pen pep per pes pet pey pid pie pii pin pip pir pis pit pn- pnd pne pni pnn pnp pnr pns pnt pny ppd ppe ppi ppn ppp ppr pps ppt prd pre pri prn prp prr prs prt pry ps- psd pse psi psn psp psr pss pst psy pt- ptd pte pti ptn ptp ptr pts ptt pty py- pyd pye pyn pyr pys pyt rdd rde rdi rdn rdp rdr rds rdt rdy re- red ree rei ren rep rer res ret rey rid rie rii rin rip rir ris rit riy rnd rni rnn rnp rnr rns rnt rny rpd rpe rpi rpn rpp rpr rps rpt rrd rri rrn rrp rrr rrs rrt rsd rse rsi rsn rsp rsr rss rst rtd rte rti rtn rtp rtr rts rtt rty ry- ryd rye ryn ryr rys ryy sdd sde sdi sdn sdp sdr sds sdt sdy se- sed see sei sen sep ser ses set sey sid sie sii sin sip sir sis sit snd sne sni snn snp snr sns snt sny spd spe spi spn spp spr sps spt spy sr- srd sre sri srn srp srr srs srt sry ss- ssd sse ssi ssn ssp ssr sss sst std ste sti stn stp str sts stt sty sy- syd sye syi syn syp syr sys syt tdd tde tdi tdn tdp tdr tds tdt tdy te- ted tee tei ten tep ter tes tet tey tid tie tii tin tip tir tis tit tiy tnd tne tni tnn tnp tnr tns tnt tpd tpe tpi tpn tpp tpr tps tpt trd tre tri trn trp trr trs trt try tsd tse tsi tsn tsp tsr tss tst tsy ttd tte tti ttn ttp ttr tts ttt tty tyd tye tyn typ tyr tys tyt yde ydn yds ydt ydy yed yee yei yen yep yer yes yet yey yid yie yii yin yip yir yis yit ynd yne ynn ynp yns yny ypd yps yre yrn yrp yrs yrt yse ysi ysp ysr yss yst ysy ytd yte ytn ytp ytr yts ytt yye yys yyt yyy