-er -ic c-- ccc ccd cce cci ccl ccm ccr cdc cdd cde cdi cdl cdm cdr ce- cec ced cee cei cel cem cer ci- cic cid cie cii cil cim cir cl- clc cld cle cli cll clm clr cmc cmd cme cmi cml cmm cmr crc crd cre cri crl crm crr dcc dcd dce dci dcl dcm dcr ddc ddd dde ddi ddl ddm ddr de- dec ded dee dei del dem der di- dic did die dii dil dim dir dl- dlc dld dle dli dll dlm dlr dmc dmd dme dmi dml dmm dmr drc drd dre dri drl drm drr ec- ecc ecd ece eci ecl ecm ecr ed- edc edd ede edi edl edm edr eec eed eee eel eem eer eic eid eie eii eil eim eir elc eld ele eli ell elm elr em- emc emd eme emi eml emm emr erc erd ere eri erl erm err i-d icc icd ice ici icl icm icr idc idd ide idi idl idm idr ie- iec ied iee iei iel iem ier iic iid iie iii iil iim iir il- ilc ild ile ili ill ilm ilr im- imc imd ime imi iml imm ir- irc ird ire iri irl irm irr lcc lcd lce lci lcl lcm lcr ldc ldd lde ldi ldl ldm ldr lec led lee lei lel lem ler lic lid lie lii lil lim lir llc lld lle lli lll llm llr lmc lmd lme lmi lml lmm lmr lrc lrd lri lrm lrr m-r mc- mcc mcd mce mci mcl mcm mcr mdc mdd mde mdi mdl mdm mdr mec med mee mei mel mem mer mi- mic mid mie mii mil mim mir mlc mld mle mli mll mlm mlr mmc mmd mme mmi mml mmm mmr mrc mrd mre mri mrl mrm mrr rcc rcd rce rci rcl rcm rcr rdc rdd rde rdi rdl rdm rdr re- rec red ree rei rel rem rer ric rid rie rii ril rim rir rlc rld rle rli rll rlm rlr rmc rmd rme rmi rml rmm rmr rrc rrd rri rrl rrm rrr