-er -ey a-a a-c aaa aac aad aae aar aas aay ac- aca acc acd ace acr acs acy ad- ada adc add ade adr ads ady aea aec aed aee aer aes aey ar- ara arc ard are arr ars ary as- asa asc asd ase asr ass asy ay- aya ayc ayd aye ayr ays c-- caa cac cad cae car cas cay cca ccc ccd cce ccr ccs cda cdc cdd cde cdr cds cdy ce- cea cec ced cee cer ces cey cra crc crd cre crr crs cry csa csc csd cse csr css csy cya cyc cyd cye cyr cys daa dac dad dae dar das day dca dcc dcd dce dcr dcs dda ddc ddd dde ddr dds ddy de- dea dec ded dee der des dey dra drc drd dre drr drs dry dsa dsc dsd dse dsr dss dsy dy- dya dyc dyd dye dyr dys dyy eaa eac ead eae ear eas ec- eca ecc ecd ece ecr ecs ed- eda edc edd ede edr eds edy eea eec eed eee eer ees eey era erc erd ere err ers ery es- esa esc esd ese esr ess esy eya eyc eyd eye eyr eys ra- raa rac rad rae rar ras ray rca rcc rcd rce rcr rcs rda rdc rdd rde rdr rds rdy re- rea rec red ree rer res rey rra rrc rrd rrr rrs rsa rsc rsd rse rsr rss ry- rya ryc ryd rye ryr rys ryy saa sac sad sae sar sas say sca scc scd sce scr scs sda sdc sdd sde sdr sds sdy se- sea sec sed see ser ses sey sr- sra src srd sre srr srs sry ss- ssa ssc ssd sse ssr sss sy- sya syc syd sye syr sys yaa yac yad yae yar yas yay yca ycc ycd yce ycs ycy yda yde yds ydy yea yec yed yee yer yes yey yra yrc yre yrs ysa ysc yse ysr yss ysy yyc yye yys yyy