-er ddd dde ddi ddk ddl ddm ddr de- ded dee dei dek del dem der di- did die dii dik dil dim dir dke dki dkk dkl dkm dkr dl- dld dle dli dlk dll dlm dlr dmd dme dmi dmk dml dmm dmr drd dre dri drk drl drm drr ed- edd ede edi edk edl edm edr eed eee eek eel eem eer eid eie eii eik eil eim eir ekd eke eki ekl ekr eld ele eli elk ell elm elr em- emd eme emi emk eml emm emr erd ere eri erk erl erm err i-d idd ide idi idk idl idm idr ie- ied iee iei iek iel iem ier iid iie iii iil iim iir ike iki ikk ikl ikr il- ild ile ili ilk ill ilm ilr im- imd ime imi iml imm ir- ird ire iri irk irl irm irr kde kdk kdl kdm kdr ke- ked kee kei kek kel kem ker kid kie kii kik kil kim kir kke kki kkk kkl kkm kkr kl- kld kli klm klr kmd kme kmi kmk kml kmm krd kri krk krl krr ldd lde ldi ldk ldl ldm ldr led lee lei lek lel lem ler lid lie lii lik lil lim lir lkl lkr lld lle lli llk lll llm llr lmd lme lmi lmk lml lmm lmr lrd lri lrk lrm lrr m-r mdd mde mdi mdk mdl mdm mdr med mee mei mek mel mem mer mi- mid mie mii mik mil mim mir mkd mke mkk mkl mkm mkr mld mle mli mlk mll mlm mlr mmd mme mmi mmk mml mmm mmr mrd mre mri mrk mrl mrm mrr rdd rde rdi rdl rdm rdr re- red ree rei rek rel rem rer rid rie rii rik ril rim rir rke rkk rkm rld rle rli rll rlm rlr rmd rme rmi rml rmm rmr rrd rri rrk rrl rrm rrr