-er ddd dde ddf ddi ddm ddo ddp ddr dds ddt de- ded dee def dei dem deo dep der des det dfd dfe dff dfi dfm dfo dfp dfr dfs dft di- did die dif dii dim dio dip dir dis dit dmd dme dmf dmi dmm dmo dmp dmr dms dmt dod doe dof doi dom doo dop dor dos dot dpd dpe dpf dpi dpm dpo dpp dpr dps dpt drd dre dri drm dro drp drr drs drt dsd dse dsf dsi dsm dso dsp dsr dss dst dtd dte dtf dti dtm dto dtp dtr dts dtt ed- edd ede edf edi edm edo edp edr eds edt eed eee eef eem eeo eep eer ees eet ef- efd efe eff efi efm efo efp efr efs eft eid eie eif eii eim eio eip eir eis eit em- emd eme emf emi emm emo emp emr ems emt eo- eod eoe eof eoi eom eoo eop eor eos eot ep- epd epe epf epi epm epo epp epr eps ept erd ere erf eri erm ero erp err ers ert es- esd ese esf esi esm eso esp esr ess est etd ete etf eti etm eto etp etr ets ett fdd fde fdf fdi fdm fdo fdp fdr fds fdt fed fee fef fei fem feo fep fer fes fet ffd ffe fff ffi ffm ffo ffp ffr ffs fft fid fie fif fii fim fip fir fis fit fmd fme fmf fmi fmm fmo fmp fmr fms fmt foe fof foi fom foo fop for fos fot fpd fpe fpi fpm fpo fpp fpr fps fpt frd fre frf fri frm fro frp frr frs frt fsd fse fsf fsi fsm fso fsp fsr fss fst ftd fte ftf fti ftm fto ftp ftr fts ftt i-d i-f idd ide idf idi idm ido idp idr ids idt ie- ied iee ief iei iem iep ier ies iet ifd ife iff ifi ifm ifo ifp ifr ifs ift iid iie iif iii iim iio iip iir iis iit im- imd ime imf imi imm imo imp ims imt io- iod ioe iof ioi iom ioo iop ior ios iot ipd ipe ipf ipi ipm ipo ipp ipr ips ipt ir- ird ire irf iri irm iro irp irr irs irt is- isd ise isf isi ism iso isp isr iss ist itd ite itf iti itm ito itp its itt m-f m-o m-r mdd mde mdf mdi mdm mdo mdp mdr mds mdt med mee mef mei mem meo mep mer mes met mfd mfe mff mfi mfm mfo mfp mfr mfs mft mi- mid mie mif mii mim mio mip mir mis mit mmd mme mmf mmi mmm mmo mmp mmr mms mmt mod moe mof moi mom moo mop mor mos mot mpd mpe mpf mpi mpm mpo mpp mpr mps mpt mrd mre mrf mri mrm mro mrp mrr mrs mrt msd mse msf msi msm mso msp msr mss mst mtd mte mtf mti mtm mto mtp mtr mts mtt o-i odd ode odf odi odm odo odp odr ods odt oed oee oef oei oem oeo oep oer oes oet of- ofd ofe off ofi ofm ofo ofp ofr ofs oft oid oie oif oii oim oio oip oir ois oit om- omd ome omf omi omm omo omp omr oms omt oo- ood oof ooi oom ooo oop oor oos oot op- opd ope opf opi opm opo opp opr ops opt or- ord ore orf ori orm oro orp orr ors ort os- osd ose osf osi osm oso osp osr oss ost ot- otd ote otf oti otm oto otp otr ots ott p-p pdd pde pdf pdi pdm pdo pdp pdr pds pdt ped pee pef pei pem peo pep per pes pet pfd pfe pff pfi pfm pfo pfp pfr pfs pft pid pie pif pii pim pio pip pir pis pit pmd pme pmf pmi pmm pmo pmp pmr pms pmt pod poe pof poi pom poo pop por pos pot ppd ppe ppf ppi ppm ppo ppp ppr pps ppt prd pre prf pri prm pro prp prr prs prt ps- psd pse psf psi psm pso psp psr pss pst pt- ptd pte ptf pti ptm pto ptp ptr pts ptt rdd rde rdf rdi rdm rdo rdp rdr rds rdt re- red ree ref rei rem reo rep rer res ret rfd rfe rff rfi rfm rfo rfp rfr rfs rft rid rie rif rii rim rio rip rir ris rit rmd rme rmf rmi rmm rmo rmp rmr rms rmt rod roe rof roi rom roo rop ror ros rot rpd rpe rpf rpi rpm rpo rpp rpr rps rpt rrd rrf rri rrm rrp rrr rrs rrt rsd rse rsf rsi rsm rso rsp rsr rss rst rtd rte rtf rti rtm rto rtp rtr rts rtt sdd sde sdf sdi sdm sdo sdp sdr sds sdt se- sed see sef sei sem seo sep ser ses set sfd sfe sff sfi sfm sfo sfp sfr sfs sft sid sie sif sii sim sio sip sir sis sit smd sme smf smi smm smo smp smr sms smt sod soe sof soi som soo sop sor sos sot spd spe spf spi spm spo spp spr sps spt sr- srd sre srf sri srm sro srp srr srs srt ss- ssd sse ssf ssi ssm sso ssp ssr sss sst std ste stf sti stm sto stp str sts stt tdd tde tdf tdi tdm tdo tdp tdr tds tdt te- ted tee tef tei tem teo tep ter tes tet tfd tfe tff tfi tfm tfo tfp tfr tfs tft tid tie tif tii tim tio tip tir tis tit tmd tme tmf tmi tmm tmo tmp tmr tms tmt to- tod toe tof toi tom too top tor tos tot tpd tpe tpf tpi tpm tpo tpp tpr tps tpt trd tre trf tri