-er -up ddd dde ddf ddm ddo ddp ddr ddt ddu de- ded dee def dem deo dep der det deu dfd dfe dff dfm dfo dfp dfr dft dfu dmd dme dmf dmm dmo dmp dmr dmt dmu dod doe dof dom doo dop dor dot dou dpd dpe dpf dpm dpo dpp dpr dpt dpu drd dre drm dro drp drr drt dru dtd dte dtf dtm dto dtp dtr dtt dtu dud due duf dum duo dup dur dut ed- edd ede edf edm edo edp edr edt edu eed eee eef eem eeo eep eer eet ef- efd efe eff efm efo efp efr eft em- emd eme emf emm emo emp emr emt emu eo- eod eoe eof eom eoo eop eor eot eou ep- epd epe epf epm epo epp epr ept epu erd ere erf erm ero erp err ert eru etd ete etf etm eto etp etr ett etu eu- eud eue euf eup eur eut fdd fde fdf fdm fdo fdp fdr fdt fdu fed fee fef fem feo fep fer fet feu ffd ffe fff ffm ffo ffp ffr fft ffu fmd fme fmf fmm fmo fmp fmr fmt fmu foe fof fom foo fop for fot fou fpd fpe fpm fpo fpp fpr fpt fpu frd fre frf frm fro frp frr frt fru ftd fte ftf ftm fto ftp ftr ftt ftu fud fue fuf fum fuo fup fur fut fuu m-f m-o m-r mdd mde mdf mdm mdo mdp mdr mdt mdu med mee mef mem meo mep mer met meu mfd mfe mff mfm mfo mfp mfr mft mfu mmd mme mmf mmm mmo mmp mmr mmt mmu mod moe mof mom moo mop mor mot mou mpd mpe mpf mpm mpo mpp mpr mpt mpu mrd mre mrf mrm mro mrp mrr mrt mru mtd mte mtf mtm mto mtp mtr mtt mtu mud mue muf mum mup mur mut muu odd ode odf odm odo odp odr odt odu oed oee oef oem oeo oep oer oet of- ofd ofe off ofm ofo ofp ofr oft ofu om- omd ome omf omm omo omp omr omt omu oo- ood oof oom ooo oop oor oot op- opd ope opf opm opo opp opr opt or- ord ore orf orm oro orp orr ort oru ot- otd ote otf otm oto otp otr ott otu ou- oud oue ouf oum ouo oup our out p-p pdd pde pdf pdm pdo pdp pdr pdt pdu ped pee pef pem peo pep per pet peu pfd pfe pff pfm pfo pfp pfr pft pfu pmd pme pmf pmm pmo pmp pmr pmt pmu pod poe pof pom poo pop por pot pou ppd ppe ppf ppm ppo ppp ppr ppt ppu prd pre prf prm pro prp prr prt pru pt- ptd pte ptf ptm pto ptp ptr ptt ptu pud pue puf pum pup pur put puu rdd rde rdf rdm rdo rdp rdr rdt rdu re- red ree ref rem reo rep rer ret reu rfd rfe rff rfm rfo rfp rfr rft rfu rmd rme rmf rmm rmo rmp rmr rmt rod roe rof rom roo rop ror rot rou rpd rpe rpf rpm rpo rpp rpr rpt rpu rrd rrf rrm rrp rrr rrt rru rtd rte rtf rtm rto rtp rtr rtt rtu rud rue ruf rum ruo rup rur rut ruu tdd tde tdf tdm tdo tdp tdr tdt tdu te- ted tee tef tem teo tep ter tet teu tfd tfe tff tfm tfo tfp tfr tft tfu tmd tme tmf tmm tmo tmp tmr tmt tmu to- tod toe tof tom too top tor tot tou tpd tpe tpf tpm tpo tpp tpr tpt tpu trd tre trf trm tro trp trr trt tru ttd tte ttf ttm tto ttp ttr ttt ttu tud tue tuf tum tuo tup tur tut tuu udd ude udf udm udo udp udr udt udu ued uee uef uem uep uer uet ufd ufe uff ufm ufo ufp ufr uft ufu um- umd ume umf umm umo ump umr umt umu uod uoe uom uoo uop uor uot up- upd upe upf upm upo upp upr upt upu ur- urd ure urf urm uro urp urr urt uru utd ute utf utm uto utp utr utt utu uue uum uur uut uuu

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