-er ddd dde ddi ddm ddn ddo ddp ddr dds ddt de- ded dee dei dem den deo dep der des det di- did die dii dim din dio dip dir dis dit dmd dme dmi dmm dmn dmo dmp dmr dms dmt dnd dne dni dnm dnn dno dnp dnr dns dnt dod doe doi dom don doo dop dor dos dot dpd dpe dpi dpm dpn dpo dpp dpr dps dpt drd dre dri drm drn dro drp drr drs drt dsd dse dsi dsm dsn dso dsp dsr dss dst dtd dte dti dtm dtn dto dtp dtr dts dtt ed- edd ede edi edm edn edo edp edr eds edt eed eee eem een eeo eep eer ees eet eid eie eii eim ein eio eip eir eis eit em- emd eme emi emm emn emo emp emr ems emt en- end ene eni enm enn eno enp enr ens ent eo- eod eoe eoi eom eon eoo eop eor eos eot ep- epd epe epi epm epn epo epp epr eps ept erd ere eri erm ern ero erp err ers ert es- esd ese esi esm esn eso esp esr ess est etd ete eti etm etn eto etp etr ets ett i-d idd ide idi idm idn ido idp idr ids idt ie- ied iee iei iem ien iep ier ies iet iid iie iii iim iin iio iip iir iis iit im- imd ime imi imm imn imo imp ims imt in- ind ine ini inm inn ino inp inr ins int io- iod ioe ioi iom ion ioo iop ior ios iot ipd ipe ipi ipm ipn ipo ipp ipr ips ipt ir- ird ire iri irm irn iro irp irr irs irt is- isd ise isi ism isn iso isp isr iss ist itd ite iti itm itn ito itp its itt m-o m-r mdd mde mdi mdm mdn mdo mdp mdr mds mdt med mee mei mem men meo mep mer mes met mi- mid mie mii mim min mio mip mir mis mit mmd mme mmi mmm mmn mmo mmp mmr mms mmt mne mni mnm mnn mno mnp mnr mns mnt mod moe moi mom mon moo mop mor mos mot mpd mpe mpi mpm mpn mpo mpp mpr mps mpt mrd mre mri mrm mrn mro mrp mrr mrs mrt msd mse msi msm msn mso msp msr mss mst mtd mte mti mtm mtn mto mtp mtr mts mtt n-i ndd nde ndi ndm ndn ndo ndp ndr nds ndt ne- ned nee nei nem nen neo nep ner nes net nid nie nii nim nin nio nip nir nis nit nmd nme nmi nmm nmn nmo nmp nmr nms nmt nne nni nnm nnn nno nnp nns nnt no- nod noe noi nom non noo nop nor nos not npd npe npi npm npn npo npp npr nps npt nrd nre nri nrm nrn nro nrp nrr nrs nrt nsd nse nsi nsm nsn nso nsp nsr nss nst ntd nte nti ntm ntn nto ntp ntr nts ntt o-i odd ode odi odm odn odo odp odr ods odt oed oee oei oem oen oeo oep oer oes oet oid oie oii oim oin oio oip oir ois oit om- omd ome omi omm omn omo omp omr oms omt on- ond one oni onn ono onp onr ons ont oo- ood ooi oom oon ooo oop oor oos oot op- opd ope opi opm opn opo opp opr ops opt or- ord ore ori orm orn oro orp orr ors ort os- osd ose osi osm osn oso osp osr oss ost ot- otd ote oti otm otn oto otp otr ots ott p-p pdd pde pdi pdm pdn pdo pdp pdr pds pdt ped pee pei pem pen peo pep per pes pet pid pie pii pim pin pio pip pir pis pit pmd pme pmi pmm pmn pmo pmp pmr pms pmt pn- pnd pne pni pnm pnn pno pnp pnr pns pnt pod poe poi pom pon poo pop por pos pot ppd ppe ppi ppm ppn ppo ppp ppr pps ppt prd pre pri prm prn pro prp prr prs prt ps- psd pse psi psm psn pso psp psr pss pst pt- ptd pte pti ptm ptn pto ptp ptr pts ptt rdd rde rdi rdm rdn rdo rdp rdr rds rdt re- red ree rei rem ren reo rep rer res ret rid rie rii rim rin rio rip rir ris rit rmd rme rmi rmm rmn rmo rmp rmr rms rmt rnd rni rnm rnn rno rnp rnr rns rnt rod roe roi rom ron roo rop ror ros rot rpd rpe rpi rpm rpn rpo rpp rpr rps rpt rrd rri rrm rrn rrp rrr rrs rrt rsd rse rsi rsm rsn rso rsp rsr rss rst rtd rte rti rtm rtn rto rtp rtr rts rtt sdd sde sdi sdm sdn sdo sdp sdr sds sdt se- sed see sei sem sen seo sep ser ses set sid sie sii sim sin sio sip sir sis sit smd sme smi smm smn smo smp smr sms smt snd sne sni snm snn sno snp snr sns snt sod soe soi som son soo sop sor sos sot spd spe spi spm spn spo spp spr sps spt sr- srd sre sri srm srn sro srp srr srs srt ss- ssd sse ssi ssm ssn sso ssp ssr sss sst std ste sti stm stn sto stp str sts stt tdd tde tdi tdm tdn tdo tdp tdr tds tdt te- ted tee tei tem ten teo tep ter tes tet tid tie tii tim tin tio tip tir tis tit tmd tme tmi tmm tmn tmo tmp tmr tms tmt tnd tne tni tnm tnn tno tnp tnr tns tnt to- tod toe toi tom ton too top tor tos tot tpd tpe tpi tpm tpn tpo tpp tpr tps tpt trd tre