-er c-- ccc cce ccf cch ccn cco ccr ccs ce- cec cee cef ceh cen ceo cer ces cfc cfe cff cfh cfn cfo cfr cfs ch- chc che chf chh chn cho chr chs cn- cnc cne cnf cnh cnn cno cnr cns co- coc coe cof coh con coo cor cos crc cre crf crh crn cro crr crs csc cse csf csh csn cso csr css ec- ecc ece ecf ech ecn eco ecr ecs eec eee eef een eeo eer ees ef- efc efe eff efh efo efr efs ehc ehe ehf ehh ehn eho ehr ehs en- enc ene enf enh enn eno enr ens eo- eoc eoe eof eoh eon eoo eor eos erc ere erf erh ern ero err ers es- esc ese esf esh esn eso esr ess fcc fce fcf fcn fco fcr fcs fec fee fef feh fen feo fer fes ffc ffe fff ffh ffn ffo ffr ffs fhc fhe fhf fhh fhn fho fhr fhs fnc fne fnf fnh fnn fnr fns foc foe fof foh fon foo for fos frc fre frf frh frn fro frr frs fsc fse fsf fsh fsn fso fsr fss hcc hce hcf hch hcn hco hcr hcs he- hec hee hef heh hen heo her hes hfc hfe hff hfh hfn hfo hfr hfs hhc hhe hhf hhh hhn hho hhr hhs hnc hne hnf hnh hnn hno hns hoc hoe hof hoh hon hoo hor hos hr- hrc hre hrf hrh hrn hro hrr hrs hsc hse hsf hsh hsn hsr hss ncc nce ncf nch ncn nco ncr ncs ne- nec nee nef neh nen neo ner nes nfc nfe nff nfn nfo nfr nfs nhc nhe nhf nhh nhn nhr nhs nnc nne nnf nnh nnn nno nns no- noc noe nof noh non noo nor nos nrc nre nrf nrn nro nrr nrs nsc nse nsf nsh nsn nso nsr nss oc- occ ocf och ocn oco ocr ocs oec oee oef oeh oen oeo oer oes of- ofc ofe off ofn ofo ofr ofs ohc ohe ohf ohh ohn oho ohr ohs on- onc one onf onh onn ono onr ons oo- ooc oof ooh oon ooo oor oos or- orc ore orf orh orn oro orr ors os- osc ose osf osh osn oso osr oss rcc rce rcf rch rcn rco rcr rcs re- rec ree ref reh ren reo rer res rfc rfe rff rfh rfn rfo rfr rfs rh- rhc rhe rhf rhh rhn rho rhr rhs rnc rnh rnn rno rnr rns roc roe rof roh ron roo ror ros rrc rrf rrh rrn rrr rrs rsc rse rsf rsh rsn rso rsr rss scc sce scf sch scn sco scr scs se- sec see sef seh sen seo ser ses sfc sfe sff sfh sfn sfo sfr sfs sh- shc she shf shh shn sho shr shs snc sne snf snn sno snr sns soc soe sof soh son soo sor sos sr- src sre srf srh srn sro srr srs ss- ssc sse ssf ssh ssn sso ssr sss