-er a-a a-c aaa aac aad aae aaf aah aar aas ac- aca acc acd ace acf ach acr acs ad- ada adc add ade adf adh adr ads aea aec aed aee aef aeh aer aes af- afa afc afd afe aff afh afr afs aha ahc ahd ahe ahf ahh ahr ahs ar- ara arc ard are arf arh arr ars as- asa asc asd ase asf ash asr ass c-- caa cac cad cae caf cah car cas cca ccc ccd cce ccf cch ccr ccs cda cdc cdd cde cdf cdh cdr cds ce- cea cec ced cee cef ceh cer ces cfa cfc cfd cfe cff cfh cfr cfs ch- cha chc chd che chf chh chr chs cra crc crd cre crf crh crr crs csa csc csd cse csf csh csr css daa dac dad dae daf dah dar das dca dcc dcd dce dcf dcr dcs dda ddc ddd dde ddf ddh ddr dds de- dea dec ded dee def deh der des dfa dfc dfd dfe dff dfh dfr dfs dh- dha dhc dhd dhe dhf dhh dhr dhs dra drc drd dre drr drs dsa dsc dsd dse dsf dsh dsr dss eaa eac ead eae eaf eah ear eas ec- eca ecc ecd ece ecf ech ecr ecs ed- eda edc edd ede edf edh edr eds eea eec eed eee eef eer ees ef- efa efc efd efe eff efh efr efs eha ehc ehd ehe ehf ehh ehr ehs era erc erd ere erf erh err ers es- esa esc esd ese esf esh esr ess faa fac fad fae faf fah far fas fca fcc fcd fce fcf fcr fcs fda fdc fdd fde fdf fdh fdr fds fea fec fed fee fef feh fer fes ffa ffc ffd ffe fff ffh ffr ffs fha fhc fhe fhf fhh fhr fhs fra frc frd fre frf frh frr frs fsa fsc fsd fse fsf fsh fsr fss haa hac had hae haf hah har has hca hcc hcd hce hcf hch hcr hcs hda hdc hdd hde hdf hdh hdr hds he- hea hec hed hee hef heh her hes hfa hfc hfd hfe hff hfh hfr hfs hha hhc hhd hhe hhf hhh hhr hhs hr- hra hrc hrd hre hrf hrh hrr hrs hsa hsc hsd hse hsf hsh hsr hss ra- raa rac rad rae raf rah rar ras rca rcc rcd rce rcf rch rcr rcs rda rdc rdd rde rdf rdh rdr rds re- rea rec red ree ref reh rer res rfa rfc rfd rfe rff rfh rfr rfs rh- rha rhc rhd rhe rhf rhh rhr rhs rra rrc rrd rrf rrh rrr rrs rsa rsc rsd rse rsf rsh rsr rss saa sac sad sae saf sah sar sas sca scc scd sce scf sch scr scs sda sdc sdd sde sdf sdh sdr sds se- sea sec sed see sef seh ser ses sfa sfc sfd sfe sff sfh sfr sfs sh- sha shc shd she shf shh shr shs sr- sra src srd sre srf srh srr srs ss- ssa ssc ssd sse ssf ssh ssr sss