-er -ey a-a a-c aaa aac aad aae aao aap aar aay ac- aca acc acd ace aco acp acr acy ad- ada adc add ade ado adp adr ady aea aec aed aee aeo aep aer aey aoa aoc aod aoe aoo aop aor ap- apa apc apd ape apo app apr apy ar- ara arc ard are aro arp arr ary ay- aya ayc ayd aye ayo ayp ayr c-- caa cac cad cae cao cap car cay cca ccc ccd cce cco ccp ccr cda cdc cdd cde cdo cdp cdr cdy ce- cea cec ced cee ceo cep cer cey co- coa coc cod coe coo cop cor coy cpa cpc cpd cpe cpo cpp cpr cra crc crd cre cro crp crr cry cya cyc cyd cye cyo cyp cyr daa dac dad dae dao dap dar day dca dcc dcd dce dco dcp dcr dda ddc ddd dde ddo ddp ddr ddy de- dea dec ded dee deo dep der dey doa doc dod doe doo dop dor doy dpa dpc dpd dpe dpo dpp dpr dra drc drd dre dro drp drr dry dy- dya dyc dyd dye dyo dyp dyr dyy eaa eac ead eae eao eap ear ec- eca ecc ecd ece eco ecr ed- eda edc edd ede edo edp edr edy eea eec eed eee eeo eep eer eey eo- eoa eoc eod eoe eoo eop eor ep- epa epc epd epe epo epp epr era erc erd ere ero erp err ery eya eyc eyd eye eyo eyp eyr oaa oac oad oae oao oap oar oc- oca occ ocd oco ocp ocr oda odc odd ode odo odp odr oea oec oed oee oeo oep oer oey oo- ooa ooc ood ooo oop oor op- opa opc opd ope opo opp opr opy or- ora orc ord ore oro orp orr ory oya oyd oye oyo p-p paa pac pad pae pao pap par pay pca pcc pcd pce pco pcp pcr pda pdc pdd pde pdo pdp pdr pea pec ped pee peo pep per pey poa poc pod poe poo pop por poy ppa ppc ppd ppe ppo ppp ppr pra prc prd pre pro prp prr pry py- pya pyc pyd pye pyo pyr ra- raa rac rad rae rao rap rar ray rca rcc rcd rce rco rcp rcr rda rdc rdd rde rdo rdp rdr rdy re- rea rec red ree reo rep rer rey roa roc rod roe roo rop ror roy rpa rpc rpd rpe rpo rpp rpr rra rrc rrd rrp rrr ry- rya ryc ryd rye ryo ryr ryy yaa yac yad yae yao yap yar yay yca ycc ycd yce yco ycp ycy yda yde ydo ydy yea yec yed yee yeo yep yer yey yoc yod yoe yoo yop yor yoy ypa ypd ypo yra yrc yre yro yrp yyc yye yyy