-er ddd dde ddi ddm ddn ddo ddp ddr ddt de- ded dee dei dem den deo dep der det di- did die dii dim din dio dip dir dit dmd dme dmi dmm dmn dmo dmp dmr dmt dnd dne dni dnm dnn dno dnp dnr dnt dod doe doi dom don doo dop dor dot dpd dpe dpi dpm dpn dpo dpp dpr dpt drd dre dri drm drn dro drp drr drt dtd dte dti dtm dtn dto dtp dtr dtt ed- edd ede edi edm edn edo edp edr edt eed eee eem een eeo eep eer eet eid eie eii eim ein eio eip eir eit em- emd eme emi emm emn emo emp emr emt en- end ene eni enm enn eno enp enr ent eo- eod eoe eoi eom eon eoo eop eor eot ep- epd epe epi epm epn epo epp epr ept erd ere eri erm ern ero erp err ert etd ete eti etm etn eto etp etr ett i-d idd ide idi idm idn ido idp idr idt ie- ied iee iei iem ien iep ier iet iid iie iii iim iin iio iip iir iit im- imd ime imi imm imn imo imp imt in- ind ine ini inm inn ino inp inr int io- iod ioe ioi iom ion ioo iop ior iot ipd ipe ipi ipm ipn ipo ipp ipr ipt ir- ird ire iri irm irn iro irp irr irt itd ite iti itm itn ito itp itt m-o m-r mdd mde mdi mdm mdn mdo mdp mdr mdt med mee mei mem men meo mep mer met mi- mid mie mii mim min mio mip mir mit mmd mme mmi mmm mmn mmo mmp mmr mmt mne mni mnm mnn mno mnp mnr mnt mod moe moi mom mon moo mop mor mot mpd mpe mpi mpm mpn mpo mpp mpr mpt mrd mre mri mrm mrn mro mrp mrr mrt mtd mte mti mtm mtn mto mtp mtr mtt n-i ndd nde ndi ndm ndn ndo ndp ndr ndt ne- ned nee nei nem nen neo nep ner net nid nie nii nim nin nio nip nir nit nmd nme nmi nmm nmn nmo nmp nmr nmt nne nni nnm nnn nno nnp nnt no- nod noe noi nom non noo nop nor not npd npe npi npm npn npo npp npr npt nrd nre nri nrm nrn nro nrp nrr nrt ntd nte nti ntm ntn nto ntp ntr ntt o-i odd ode odi odm odn odo odp odr odt oed oee oei oem oen oeo oep oer oet oid oie oii oim oin oio oip oir oit om- omd ome omi omm omn omo omp omr omt on- ond one oni onn ono onp onr ont oo- ood ooi oom oon ooo oop oor oot op- opd ope opi opm opn opo opp opr opt or- ord ore ori orm orn oro orp orr ort ot- otd ote oti otm otn oto otp otr ott p-p pdd pde pdi pdm pdn pdo pdp pdr pdt ped pee pei pem pen peo pep per pet pid pie pii pim pin pio pip pir pit pmd pme pmi pmm pmn pmo pmp pmr pmt pn- pnd pne pni pnm pnn pno pnp pnr pnt pod poe poi pom pon poo pop por pot ppd ppe ppi ppm ppn ppo ppp ppr ppt prd pre pri prm prn pro prp prr prt pt- ptd pte pti ptm ptn pto ptp ptr ptt rdd rde rdi rdm rdn rdo rdp rdr rdt re- red ree rei rem ren reo rep rer ret rid rie rii rim rin rio rip rir rit rmd rme rmi rmm rmn rmo rmp rmr rmt rnd rni rnm rnn rno rnp rnr rnt rod roe roi rom ron roo rop ror rot rpd rpe rpi rpm rpn rpo rpp rpr rpt rrd rri rrm rrn rrp rrr rrt rtd rte rti rtm rtn rto rtp rtr rtt tdd tde tdi tdm tdn tdo tdp tdr tdt te- ted tee tei tem ten teo tep ter tet tid tie tii tim tin tio tip tir tit tmd tme tmi tmm tmn tmo tmp tmr tmt tnd tne tni tnm tnn tno tnp tnr tnt to- tod toe toi tom ton too top tor tot tpd tpe tpi tpm tpn tpo tpp tpr tpt trd tre tri trm trn tro trp trr trt ttd tte tti ttm ttn tto ttp ttr ttt