-er a-a a-c aaa aac aad aae aaf aah aam aar ac- aca acc acd ace acf ach acm acr ad- ada adc add ade adf adh adm adr aea aec aed aee aef aeh aem aer af- afa afc afd afe aff afh afm afr aha ahc ahd ahe ahf ahh ahm ahr ama amc amd ame amf amh amm amr ar- ara arc ard are arf arh arm arr c-- caa cac cad cae caf cah cam car cca ccc ccd cce ccf cch ccm ccr cda cdc cdd cde cdf cdh cdm cdr ce- cea cec ced cee cef ceh cem cer cfa cfc cfd cfe cff cfh cfm cfr ch- cha chc chd che chf chh chm chr cma cmc cmd cme cmf cmh cmm cmr cra crc crd cre crf crh crm crr daa dac dad dae daf dah dam dar dca dcc dcd dce dcf dcm dcr dda ddc ddd dde ddf ddh ddm ddr de- dea dec ded dee def deh dem der dfa dfc dfd dfe dff dfh dfm dfr dh- dha dhc dhd dhe dhf dhh dhm dhr dma dmc dmd dme dmf dmh dmm dmr dra drc drd dre drm drr eaa eac ead eae eaf eah eam ear ec- eca ecc ecd ece ecf ech ecm ecr ed- eda edc edd ede edf edh edm edr eea eec eed eee eef eem eer ef- efa efc efd efe eff efh efm efr eha ehc ehd ehe ehf ehh ehm ehr em- ema emc emd eme emf emh emm emr era erc erd ere erf erh erm err faa fac fad fae faf fah fam far fca fcc fcd fce fcf fcm fcr fda fdc fdd fde fdf fdh fdm fdr fea fec fed fee fef feh fem fer ffa ffc ffd ffe fff ffh ffm ffr fha fhc fhe fhf fhh fhm fhr fma fmc fmd fme fmf fmh fmm fmr fra frc frd fre frf frh frm frr haa hac had hae haf hah ham har hca hcc hcd hce hcf hch hcm hcr hda hdc hdd hde hdf hdh hdm hdr he- hea hec hed hee hef heh hem her hfa hfc hfd hfe hff hfh hfm hfr hha hhc hhd hhe hhf hhh hhm hhr hma hmc hmd hme hmf hmh hmm hmr hr- hra hrc hrd hre hrf hrh hrm hrr m-f m-r maa mac mad mae maf mah mam mar mc- mca mcc mcd mce mcf mch mcm mcr mda mdc mdd mde mdf mdh mdm mdr mea mec med mee mef meh mem mer mfa mfc mfd mfe mff mfh mfm mfr mha mhc mhd mhf mhh mhm mhr mma mmc mmd mme mmf mmh mmm mmr mra mrc mrd mre mrf mrh mrm mrr ra- raa rac rad rae raf rah ram rar rca rcc rcd rce rcf rch rcm rcr rda rdc rdd rde rdf rdh rdm rdr re- rea rec red ree ref reh rem rer rfa rfc rfd rfe rff rfh rfm rfr rh- rha rhc rhd rhe rhf rhh rhm rhr rma rmc rmd rme rmf rmh rmm rmr rra rrc rrd rrf rrh rrm rrr