-er a-a a-c aaa aac aad aae aaf aah aar aau ac- aca acc acd ace acf ach acr acu ad- ada adc add ade adf adh adr adu aea aec aed aee aef aeh aer aeu af- afa afc afd afe aff afh afr afu aha ahc ahd ahe ahf ahh ahr ahu ar- ara arc ard are arf arh arr aru au- aua auc aud aue auf auh aur c-- caa cac cad cae caf cah car cau cca ccc ccd cce ccf cch ccr ccu cda cdc cdd cde cdf cdh cdr cdu ce- cea cec ced cee cef ceh cer ceu cfa cfc cfd cfe cff cfh cfr cfu ch- cha chc chd che chf chh chr chu cra crc crd cre crf crh crr cru cua cuc cud cue cuf cuh cur cuu daa dac dad dae daf dah dar dau dca dcc dcd dce dcf dcr dcu dda ddc ddd dde ddf ddh ddr ddu de- dea dec ded dee def deh der deu dfa dfc dfd dfe dff dfh dfr dfu dh- dha dhc dhd dhe dhf dhh dhr dhu dra drc drd dre drr dru dua duc dud due duf duh dur eaa eac ead eae eaf eah ear eau ec- eca ecc ecd ece ecf ech ecr ecu ed- eda edc edd ede edf edh edr edu eea eec eed eee eef eer ef- efa efc efd efe eff efh efr eha ehc ehd ehe ehf ehh ehr ehu era erc erd ere erf erh err eru eu- eua euc eud eue euf eur faa fac fad fae faf fah far fau fca fcc fcd fce fcf fcr fcu fda fdc fdd fde fdf fdh fdr fdu fea fec fed fee fef feh fer feu ffa ffc ffd ffe fff ffh ffr ffu fha fhc fhe fhf fhh fhr fra frc frd fre frf frh frr fru fua fud fue fuf fur fuu haa hac had hae haf hah har hau hca hcc hcd hce hcf hch hcr hda hdc hdd hde hdf hdh hdr hdu he- hea hec hed hee hef heh her heu hfa hfc hfd hfe hff hfh hfr hfu hha hhc hhd hhe hhf hhh hhr hhu hr- hra hrc hrd hre hrf hrh hrr hru hua huc hud hue huf huh hur huu ra- raa rac rad rae raf rah rar rau rca rcc rcd rce rcf rch rcr rcu rda rdc rdd rde rdf rdh rdr rdu re- rea rec red ree ref reh rer reu rfa rfc rfd rfe rff rfh rfr rfu rh- rha rhc rhd rhe rhf rhh rhr rhu rra rrc rrd rrf rrh rrr rru rua ruc rud rue ruf ruh rur ruu ua- uaa uac uad uae uaf uah uar uau uca ucc ucd uce ucf uch ucr ucu uda udc udd ude udf udr udu uea uec ued uee uef ueh uer ufa ufc ufd ufe uff ufh ufr ufu uha uhc uhd uhe uhf uhh uhr uhu ur- ura urc urd ure urf urr uru uua uuc uue uur uuu