-er -ey a-a a-c aaa aac aad aae aah aar aay ac- aca acc acd ace ach acr acy ad- ada adc add ade adh adr ady aea aec aed aee aeh aer aey aha ahc ahd ahe ahh ahr ahy ar- ara arc ard are arh arr ary ay- aya ayc ayd aye ayh ayr c-- caa cac cad cae cah car cay cca ccc ccd cce cch ccr cda cdc cdd cde cdh cdr cdy ce- cea cec ced cee ceh cer cey ch- cha chc chd che chh chr chy cra crc crd cre crh crr cry cya cyc cyd cye cyr daa dac dad dae dah dar day dca dcc dcd dce dcr dda ddc ddd dde ddh ddr ddy de- dea dec ded dee deh der dey dh- dha dhc dhd dhe dhh dhr dra drc drd dre drr dry dy- dya dyc dyd dye dyr dyy eaa eac ead eae eah ear ec- eca ecc ecd ece ech ecr ed- eda edc edd ede edh edr edy eea eec eed eee eer eey eha ehc ehd ehe ehh ehr era erc erd ere erh err ery eya eyc eyd eye eyr haa hac had hae hah har hay hca hcc hcd hce hch hcr hcy hda hdc hdd hde hdh hdr hdy he- hea hec hed hee heh her hey hha hhc hhd hhe hhh hhr hhy hr- hra hrc hrd hre hrh hrr hy- hya hyc hyd hye hyh hyr hyy ra- raa rac rad rae rah rar ray rca rcc rcd rce rch rcr rda rdc rdd rde rdh rdr rdy re- rea rec red ree reh rer rey rh- rha rhc rhd rhe rhh rhr rra rrc rrd rrh rrr ry- rya ryc ryd rye ryr ryy yaa yac yad yae yah yar yay yca ycc ycd yce ych ycy yda yde ydy yea yec yed yee yeh yer yey yha yhc yhe yra yrc yre yyc yye yyy