-er -up ddd dde ddm ddn ddp ddr ddt ddu de- ded dee dem den dep der det deu dmd dme dmm dmn dmp dmr dmt dmu dnd dne dnm dnn dnp dnr dnt dpd dpe dpm dpn dpp dpr dpt dpu drd dre drm drn drp drr drt dru dtd dte dtm dtn dtp dtr dtt dtu dud due dum dun dup dur dut ed- edd ede edm edn edp edr edt edu eed eee eem een eep eer eet em- emd eme emm emn emp emr emt emu en- end ene enm enn enp enr ent enu ep- epd epe epm epn epp epr ept epu erd ere erm ern erp err ert eru etd ete etm etn etp etr ett etu eu- eud eue eun eup eur eut m-r mdd mde mdm mdn mdp mdr mdt mdu med mee mem men mep mer met meu mmd mme mmm mmn mmp mmr mmt mmu mne mnm mnn mnp mnr mnt mnu mpd mpe mpm mpn mpp mpr mpt mpu mrd mre mrm mrn mrp mrr mrt mru mtd mte mtm mtn mtp mtr mtt mtu mud mue mum mun mup mur mut muu ndd nde ndm ndn ndp ndr ndt ndu ne- ned nee nem nen nep ner net neu nmd nme nmm nmn nmp nmr nmt nmu nne nnm nnn nnp nnt nnu npd npe npm npn npp npr npt npu nrd nre nrm nrn nrp nrr nrt nru ntd nte ntm ntn ntp ntr ntt ntu nud nue num nun nup nur nut nuu p-p pdd pde pdm pdn pdp pdr pdt pdu ped pee pem pen pep per pet peu pmd pme pmm pmn pmp pmr pmt pmu pn- pnd pne pnm pnn pnp pnr pnt pnu ppd ppe ppm ppn ppp ppr ppt ppu prd pre prm prn prp prr prt pru pt- ptd pte ptm ptn ptp ptr ptt ptu pud pue pum pun pup pur put puu rdd rde rdm rdn rdp rdr rdt rdu re- red ree rem ren rep rer ret reu rmd rme rmm rmn rmp rmr rmt rnd rnm rnn rnp rnr rnt rnu rpd rpe rpm rpn rpp rpr rpt rpu rrd rrm rrn rrp rrr rrt rru rtd rte rtm rtn rtp rtr rtt rtu rud rue rum run rup rur rut ruu tdd tde tdm tdn tdp tdr tdt tdu te- ted tee tem ten tep ter tet teu tmd tme tmm tmn tmp tmr tmt tmu tnd tne tnm tnn tnp tnr tnt tpd tpe tpm tpn tpp tpr tpt tpu trd tre trm trn trp trr trt tru ttd tte ttm ttn ttp ttr ttt ttu tud tue tum tun tup tur tut tuu udd ude udm udn udp udr udt udu ued uee uem uen uep uer uet um- umd ume umm umn ump umr umt umu un- und une unm unn unp unr unt unu up- upd upe upm upn upp upr upt upu ur- urd ure urm urn urp urr urt uru utd ute utm utn utp utr utt utu uue uum uun uur uut uuu