-er -ic c-- ccc ccd cce cci ccn ccr cct cdc cdd cde cdi cdn cdr cdt ce- cec ced cee cei cen cer cet ci- cic cid cie cii cin cir cit cn- cnc cnd cne cni cnn cnr cnt crc crd cre cri crn crr crt ctc ctd cte cti ctn ctr ctt dcc dcd dce dci dcn dcr dct ddc ddd dde ddi ddn ddr ddt de- dec ded dee dei den der det di- dic did die dii din dir dit dnc dnd dne dni dnn dnr dnt drc drd dre dri drn drr drt dtc dtd dte dti dtn dtr dtt ec- ecc ecd ece eci ecn ecr ect ed- edc edd ede edi edn edr edt eec eed eee een eer eet eic eid eie eii ein eir eit en- enc end ene eni enn enr ent erc erd ere eri ern err ert etc etd ete eti etn etr ett i-d icc icd ice ici icn icr ict idc idd ide idi idn idr idt ie- iec ied iee iei ien ier iet iic iid iie iii iin iir iit in- inc ind ine ini inn inr int ir- irc ird ire iri irn irr irt itc itd ite iti itn itt n-i ncc ncd nce nci ncn ncr nct ndc ndd nde ndi ndn ndr ndt ne- nec ned nee nei nen ner net nic nid nie nii nin nir nit nnc nne nni nnn nnt nrc nrd nre nri nrn nrr nrt ntc ntd nte nti ntn ntr ntt rcc rcd rce rci rcn rcr rct rdc rdd rde rdi rdn rdr rdt re- rec red ree rei ren rer ret ric rid rie rii rin rir rit rnc rnd rni rnn rnr rnt rrc rrd rri rrn rrr rrt rtc rtd rte rti rtn rtr rtt tcc tcd tce tci tcn tcr tct tdc tdd tde tdi tdn tdr tdt te- tec ted tee tei ten ter tet tic tid tie tii tin tir tit tnc tnd tne tni tnn tnr tnt trc trd tre tri trn trr trt ttc ttd tte tti ttn ttr ttt