-er -ey c-- ccc ccd cce ccn ccp ccr cdc cdd cde cdn cdp cdr cdy ce- cec ced cee cen cep cer cey cn- cnc cnd cne cnn cnp cnr cny cpc cpd cpe cpn cpp cpr crc crd cre crn crp crr cry cyc cyd cye cyn cyp cyr dcc dcd dce dcn dcp dcr ddc ddd dde ddn ddp ddr ddy de- dec ded dee den dep der dey dnc dnd dne dnn dnp dnr dny dpc dpd dpe dpn dpp dpr drc drd dre drn drp drr dry dy- dyc dyd dye dyn dyp dyr dyy ec- ecc ecd ece ecn ecr ed- edc edd ede edn edp edr edy eec eed eee een eep eer eey en- enc end ene enn enp enr eny ep- epc epd epe epn epp epr erc erd ere ern erp err ery eyc eyd eye eyn eyp eyr ncc ncd nce ncn ncp ncr ndc ndd nde ndn ndp ndr ndy ne- nec ned nee nen nep ner ney nnc nne nnn nnp npc npd npe npn npp npr nrc nrd nre nrn nrp nrr nry nyc nyd nye nyn nyp nyy p-p pcc pcd pce pcn pcp pcr pdc pdd pde pdn pdp pdr pec ped pee pen pep per pey pn- pnc pnd pne pnn pnp pnr pny ppc ppd ppe ppn ppp ppr prc prd pre prn prp prr pry py- pyc pyd pye pyn pyr rcc rcd rce rcn rcp rcr rdc rdd rde rdn rdp rdr rdy re- rec red ree ren rep rer rey rnc rnd rnn rnp rnr rny rpc rpd rpe rpn rpp rpr rrc rrd rrn rrp rrr ry- ryc ryd rye ryn ryr ryy ycc ycd yce ycp ycy yde ydn ydy yec yed yee yen yep yer yey ynd yne ynn ynp yny ypd yrc yre yrn yrp yyc yye yyy