-er -ey a-a a-c a-t aaa aac aad aae aar aas aat aay ac- aca acc acd ace acr acs act acy ad- ada adc add ade adr ads adt ady aea aec aed aee aer aes aet aey ar- ara arc ard are arr ars art ary as- asa asc asd ase asr ass ast asy at- ata atc atd ate atr ats att ay- aya ayc ayd aye ayr ays ayt c-- caa cac cad cae car cas cat cay cca ccc ccd cce ccr ccs cct cda cdc cdd cde cdr cds cdt cdy ce- cea cec ced cee cer ces cet cey cra crc crd cre crr crs crt cry csa csc csd cse csr css cst csy cta ctc ctd cte ctr cts ctt cty cya cyc cyd cye cyr cys cyt daa dac dad dae dar das dat day dca dcc dcd dce dcr dcs dct dda ddc ddd dde ddr dds ddt ddy de- dea dec ded dee der des det dey dra drc drd dre drr drs drt dry dsa dsc dsd dse dsr dss dst dsy dta dtc dtd dte dtr dts dtt dty dy- dya dyc dyd dye dyr dys dyy eaa eac ead eae ear eas eat ec- eca ecc ecd ece ecr ecs ect ed- eda edc edd ede edr eds edt edy eea eec eed eee eer ees eet eey era erc erd ere err ers ert ery es- esa esc esd ese esr ess est esy eta etc etd ete etr ets ett ety eya eyc eyd eye eyr eys eyt ra- raa rac rad rae rar ras rat ray rca rcc rcd rce rcr rcs rct rda rdc rdd rde rdr rds rdt rdy re- rea rec red ree rer res ret rey rra rrc rrd rrr rrs rrt rsa rsc rsd rse rsr rss rst rta rtc rtd rte rtr rts rtt rty ry- rya ryc ryd rye ryr rys ryy saa sac sad sae sar sas sat say sca scc scd sce scr scs sct sda sdc sdd sde sdr sds sdt sdy se- sea sec sed see ser ses set sey sr- sra src srd sre srr srs srt sry ss- ssa ssc ssd sse ssr sss sst sta stc std ste str sts stt sty sy- sya syc syd sye syr sys syt taa tac tad tae tar tas tat tay tca tcc tcd tce tcr tcs tct tda tdc tdd tde tdr tds tdt tdy te- tea tec ted tee ter tes tet tey tra trc trd tre trr trs trt try tsa tsc tsd tse tsr tss tst tsy tta ttc ttd tte ttr tts ttt tty tya tyc tyd tye tyr tys tyt yaa yac yad yae yar yas yat yay yca ycc ycd yce ycs ycy yda yde yds ydt ydy yea yec yed yee yer yes yet yey yra yrc yre yrs yrt ysa ysc yse ysr yss yst ysy yta ytc ytd yte ytr yts ytt yyc yye yys yyt yyy