-er -ic c-- ccc ccd cce ccf cci ccp ccr cct cdc cdd cde cdf cdi cdp cdr cdt ce- cec ced cee cef cei cep cer cet cfc cfd cfe cff cfi cfp cfr cft ci- cic cid cie cif cii cip cir cit cpc cpd cpe cpf cpi cpp cpr cpt crc crd cre crf cri crp crr crt ctc ctd cte ctf cti ctp ctr ctt dcc dcd dce dcf dci dcp dcr dct ddc ddd dde ddf ddi ddp ddr ddt de- dec ded dee def dei dep der det dfc dfd dfe dff dfi dfp dfr dft di- dic did die dif dii dip dir dit dpc dpd dpe dpf dpi dpp dpr dpt drc drd dre dri drp drr drt dtc dtd dte dtf dti dtp dtr dtt ec- ecc ecd ece ecf eci ecr ect ed- edc edd ede edf edi edp edr edt eec eed eee eef eep eer eet ef- efc efd efe eff efi efp efr eft eic eid eie eif eii eip eir eit ep- epc epd epe epf epi epp epr ept erc erd ere erf eri erp err ert etc etd ete etf eti etp etr ett fcc fcd fce fcf fci fcp fcr fct fdc fdd fde fdf fdi fdp fdr fdt fec fed fee fef fei fep fer fet ffc ffd ffe fff ffi ffp ffr fft fic fid fie fif fii fip fir fit fpc fpd fpe fpi fpp fpr fpt frc frd fre frf fri frp frr frt ftc ftd fte ftf fti ftp ftr ftt i-d i-f icc icd ice icf ici icp icr ict idc idd ide idf idi idp idr idt ie- iec ied iee ief iei iep ier iet ifc ifd ife iff ifi ifp ifr ift iic iid iie iif iii iip iir iit ipc ipd ipe ipf ipi ipp ipr ipt ir- irc ird ire irf iri irp irr irt itc itd ite itf iti itp itt p-p pcc pcd pce pcf pci pcp pcr pct pdc pdd pde pdf pdi pdp pdr pdt pec ped pee pef pei pep per pet pfc pfd pfe pff pfi pfp pfr pft pic pid pie pif pii pip pir pit ppc ppd ppe ppf ppi ppp ppr ppt prc prd pre prf pri prp prr prt pt- ptc ptd pte ptf pti ptp ptr ptt rcc rcd rce rcf rci rcp rcr rct rdc rdd rde rdf rdi rdp rdr rdt re- rec red ree ref rei rep rer ret rfc rfd rfe rff rfi rfp rfr rft ric rid rie rif rii rip rir rit rpc rpd rpe rpf rpi rpp rpr rpt rrc rrd rrf rri rrp rrr rrt rtc rtd rte rtf rti rtp rtr rtt tcc tcd tce tcf tci tcp tcr tct tdc tdd tde tdf tdi tdp tdr tdt te- tec ted tee tef tei tep ter tet tfc tfd tfe tff tfi tfp tfr tft tic tid tie tif tii tip tir tit tpc tpd tpe tpf tpi tpp tpr tpt trc trd tre trf tri trp trr trt ttc ttd tte ttf tti ttp ttr ttt