-er ddd dde ddi ddk ddm ddn ddp ddr de- ded dee dei dek dem den dep der di- did die dii dik dim din dip dir dke dki dkk dkm dkp dkr dmd dme dmi dmk dmm dmn dmp dmr dnd dne dni dnk dnm dnn dnp dnr dpd dpe dpi dpk dpm dpn dpp dpr drd dre dri drk drm drn drp drr ed- edd ede edi edk edm edn edp edr eed eee eek eem een eep eer eid eie eii eik eim ein eip eir ekd eke eki ekp ekr em- emd eme emi emk emm emn emp emr en- end ene eni enk enm enn enp enr ep- epd epe epi epm epn epp epr erd ere eri erk erm ern erp err i-d idd ide idi idk idm idn idp idr ie- ied iee iei iek iem ien iep ier iid iie iii iim iin iip iir ike iki ikk ikr im- imd ime imi imm imn imp in- ind ine ini ink inm inn inp inr ipd ipe ipi ipm ipn ipp ipr ir- ird ire iri irk irm irn irp irr kde kdk kdm kdp kdr ke- ked kee kei kek kem ken kep ker kid kie kii kik kim kin kip kir kke kki kkk kkm kkn kkp kkr kmd kme kmi kmk kmm kmp kn- knd kne kni knk knm knn knp knr kpd kpe kpi kpk kpm kpn kpp kpr krd kri krk krn krp krr m-r mdd mde mdi mdk mdm mdn mdp mdr med mee mei mek mem men mep mer mi- mid mie mii mik mim min mip mir mkd mke mkk mkm mkn mkp mkr mmd mme mmi mmk mmm mmn mmp mmr mne mni mnk mnm mnn mnp mnr mpd mpe mpi mpk mpm mpn mpp mpr mrd mre mri mrk mrm mrn mrp mrr n-i ndd nde ndi ndk ndm ndn ndp ndr ne- ned nee nei nek nem nen nep ner nid nie nii nik nim nin nip nir nke nki nkk nkm nkn nkp nkr nmd nme nmi nmk nmm nmn nmp nmr nne nni nnk nnm nnn nnp npd npe npi npm npn npp npr nrd nre nri nrk nrm nrn nrp nrr p-p pdd pde pdi pdk pdm pdn pdp pdr ped pee pei pek pem pen pep per pid pie pii pik pim pin pip pir pkd pke pki pkm pkn pkp pkr pmd pme pmi pmk pmm pmn pmp pmr pn- pnd pne pni pnk pnm pnn pnp pnr ppd ppe ppi ppk ppm ppn ppp ppr prd pre pri prk prm prn prp prr rdd rde rdi rdm rdn rdp rdr re- red ree rei rek rem ren rep rer rid rie rii rik rim rin rip rir rke rkk rkm rkp rmd rme rmi rmm rmn rmp rmr rnd rni rnm rnn rnp rnr rpd rpe rpi rpk rpm rpn rpp rpr rrd rri rrk rrm rrn rrp rrr