-er ddd dde ddi ddm ddn ddo ddp ddr de- ded dee dei dem den deo dep der di- did die dii dim din dio dip dir dmd dme dmi dmm dmn dmo dmp dmr dnd dne dni dnm dnn dno dnp dnr dod doe doi dom don doo dop dor dpd dpe dpi dpm dpn dpo dpp dpr drd dre dri drm drn dro drp drr ed- edd ede edi edm edn edo edp edr eed eee eem een eeo eep eer eid eie eii eim ein eio eip eir em- emd eme emi emm emn emo emp emr en- end ene eni enm enn eno enp enr eo- eod eoe eoi eom eon eoo eop eor ep- epd epe epi epm epn epo epp epr erd ere eri erm ern ero erp err i-d idd ide idi idm idn ido idp idr ie- ied iee iei iem ien iep ier iid iie iii iim iin iio iip iir im- imd ime imi imm imn imo imp in- ind ine ini inm inn ino inp inr io- iod ioe ioi iom ion ioo iop ior ipd ipe ipi ipm ipn ipo ipp ipr ir- ird ire iri irm irn iro irp irr m-o m-r mdd mde mdi mdm mdn mdo mdp mdr med mee mei mem men meo mep mer mi- mid mie mii mim min mio mip mir mmd mme mmi mmm mmn mmo mmp mmr mne mni mnm mnn mno mnp mnr mod moe moi mom mon moo mop mor mpd mpe mpi mpm mpn mpo mpp mpr mrd mre mri mrm mrn mro mrp mrr n-i ndd nde ndi ndm ndn ndo ndp ndr ne- ned nee nei nem nen neo nep ner nid nie nii nim nin nio nip nir nmd nme nmi nmm nmn nmo nmp nmr nne nni nnm nnn nno nnp no- nod noe noi nom non noo nop nor npd npe npi npm npn npo npp npr nrd nre nri nrm nrn nro nrp nrr o-i odd ode odi odm odn odo odp odr oed oee oei oem oen oeo oep oer oid oie oii oim oin oio oip oir om- omd ome omi omm omn omo omp omr on- ond one oni onn ono onp onr oo- ood ooi oom oon ooo oop oor op- opd ope opi opm opn opo opp opr or- ord ore ori orm orn oro orp orr p-p pdd pde pdi pdm pdn pdo pdp pdr ped pee pei pem pen peo pep per pid pie pii pim pin pio pip pir pmd pme pmi pmm pmn pmo pmp pmr pn- pnd pne pni pnm pnn pno pnp pnr pod poe poi pom pon poo pop por ppd ppe ppi ppm ppn ppo ppp ppr prd pre pri prm prn pro prp prr rdd rde rdi rdm rdn rdo rdp rdr re- red ree rei rem ren reo rep rer rid rie rii rim rin rio rip rir rmd rme rmi rmm rmn rmo rmp rmr rnd rni rnm rnn rno rnp rnr rod roe roi rom ron roo rop ror rpd rpe rpi rpm rpn rpo rpp rpr rrd rri rrm rrn rrp rrr