-er -ic c-- ccc ccd cce ccf cci cck cco ccp ccr cct cdc cdd cde cdf cdi cdk cdo cdp cdr cdt ce- cec ced cee cef cei cek ceo cep cer cet cfc cfd cfe cff cfi cfk cfo cfp cfr cft ci- cic cid cie cif cii cik cio cip cir cit ckc ckd cki cko ckt co- coc cod coe cof coi cok coo cop cor cot cpc cpd cpe cpf cpi cpk cpo cpp cpr cpt crc crd cre crf cri crk cro crp crr crt ctc ctd cte ctf cti ctk cto ctp ctr ctt dcc dcd dce dcf dci dck dco dcp dcr dct ddc ddd dde ddf ddi ddk ddo ddp ddr ddt de- dec ded dee def dei dek deo dep der det dfc dfd dfe dff dfi dfk dfo dfp dfr dft di- dic did die dif dii dik dio dip dir dit dkc dke dki dkk dko dkp dkr dkt doc dod doe dof doi dok doo dop dor dot dpc dpd dpe dpf dpi dpk dpo dpp dpr dpt drc drd dre dri drk dro drp drr drt dtc dtd dte dtf dti dtk dto dtp dtr dtt ec- ecc ecd ece ecf eci eck eco ecr ect ed- edc edd ede edf edi edk edo edp edr edt eec eed eee eef eek eeo eep eer eet ef- efc efd efe eff efi efo efp efr eft eic eid eie eif eii eik eio eip eir eit ekc ekd eke ekf eki eko ekp ekr ekt eo- eoc eod eoe eof eoi eok eoo eop eor eot ep- epc epd epe epf epi epo epp epr ept erc erd ere erf eri erk ero erp err ert etc etd ete etf eti etk eto etp etr ett fcc fcd fce fcf fci fck fco fcp fcr fct fdc fdd fde fdf fdi fdk fdo fdp fdr fdt fec fed fee fef fei fek feo fep fer fet ffc ffd ffe fff ffi ffk ffo ffp ffr fft fic fid fie fif fii fik fip fir fit fkc fkf fki fkk fkp fkt foc foe fof foi fok foo fop for fot fpc fpd fpe fpi fpk fpo fpp fpr fpt frc frd fre frf fri frk fro frp frr frt ftc ftd fte ftf fti ftk fto ftp ftr ftt i-d i-f icc icd ice icf ici ick ico icp icr ict idc idd ide idf idi idk ido idp idr idt ie- iec ied iee ief iei iek iep ier iet ifc ifd ife iff ifi ifo ifp ifr ift iic iid iie iif iii iio iip iir iit ikc ike ikf iki ikk iko ikr ikt io- ioc iod ioe iof ioi ioo iop ior iot ipc ipd ipe ipf ipi ipo ipp ipr ipt ir- irc ird ire irf iri irk iro irp irr irt itc itd ite itf iti itk ito itp itt k-t kcc kcd kce kci kck kcp kcr kct kdc kde kdf kdk kdo kdp kdr kdt ke- kec ked kee kef kei kek keo kep ker ket kfc kfd kff kfi kfo kic kid kie kif kii kik kio kip kir kit kkc kke kki kkk kkp kkr kkt koc kod koe kof koi kok koo kop kor kot kpc kpd kpe kpf kpi kpk kpo kpp kpr kpt krc krd krf kri krk kro krp krr krt ktc kte ktf ktk kto ktp ktr ktt o-i oc- occ ocd ocf oci ock oco ocp ocr oct odc odd ode odf odi odo odp odr odt oec oed oee oef oei oeo oep oer oet of- ofc ofd ofe off ofi ofo ofp ofr oft oic oid oie oif oii oik oio oip oir oit okc okd oke oki okk oko okp okr oo- ooc ood oof ooi ook ooo oop oor oot op- opc opd ope opf opi opk opo opp opr opt or- orc ord ore orf ori ork oro orp orr ort ot- otc otd ote otf oti otk oto otp otr ott p-p pcc pcd pce pcf pci pck pco pcp pcr pct pdc pdd pde pdf pdi pdk pdo pdp pdr pdt pec ped pee pef pei pek peo pep per pet pfc pfd pfe pff pfi pfk pfo pfp pfr pft pic pid pie pif pii pik pio pip pir pit pkc pkd pke pkf pki pko pkp pkr pkt poc pod poe pof poi pok poo pop por pot ppc ppd ppe ppf ppi ppk ppo ppp ppr ppt prc prd pre prf pri prk pro prp prr prt pt- ptc ptd pte ptf pti ptk pto ptp ptr ptt rcc rcd rce rcf rci rco rcp rcr rct rdc rdd rde rdf rdi rdo rdp rdr rdt re- rec red ree ref rei rek reo rep rer ret rfc rfd rfe rff rfi rfk rfo rfp rfr rft ric rid rie rif rii rik rio rip rir rit rkc rke rkf rkk rko rkp rkt roc rod roe rof roi rok roo rop ror rot rpc rpd rpe rpf rpi rpk rpo rpp rpr rpt rrc rrd rrf rri rrk rrp rrr rrt rtc rtd rte rtf rti rtk rto rtp rtr rtt tcc tcd tce tcf tci tck tco tcp tcr tct tdc tdd tde tdf tdi tdk tdo tdp tdr tdt te- tec ted tee tef tei tek teo tep ter tet tfc tfd tfe tff tfi tfk tfo tfp tfr tft tic tid tie tif tii tik tio tip tir tit tkc tke tkk tko tkp tkr tkt to- toc tod toe tof toi tok too top tor tot tpc tpd tpe tpf tpi tpk tpo tpp tpr tpt trc trd tre trf tri trk tro trp trr trt ttc ttd tte ttf tti ttk tto ttp ttr ttt

c-cd cccc cccf ccci cccp ccdc ccdf ccdi ccdp ccdr cced ccee ccfc ccfd ccff ccfi ccic ccid ccii ccip ccir ccoc ccod ccpe ccpp ccpr ccrc ccre ccrf