-er -ey -ic c-- ccc ccd cce cci ccp ccr cct cdc cdd cde cdi cdp cdr cdt cdy ce- cec ced cee cei cep cer cet cey ci- cic cid cie cii cip cir cit cpc cpd cpe cpi cpp cpr cpt crc crd cre cri crp crr crt cry ctc ctd cte cti ctp ctr ctt cty cyc cyd cye cyp cyr cyt dcc dcd dce dci dcp dcr dct ddc ddd dde ddi ddp ddr ddt ddy de- dec ded dee dei dep der det dey di- dic did die dii dip dir dit diy dpc dpd dpe dpi dpp dpr dpt drc drd dre dri drp drr drt dry dtc dtd dte dti dtp dtr dtt dty dy- dyc dyd dye dyp dyr dyy ec- ecc ecd ece eci ecr ect ed- edc edd ede edi edp edr edt edy eec eed eee eep eer eet eey eic eid eie eii eip eir eit ep- epc epd epe epi epp epr ept erc erd ere eri erp err ert ery etc etd ete eti etp etr ett ety eyc eyd eye eyp eyr eyt i-d icc icd ice ici icp icr ict icy idc idd ide idi idp idr idt idy ie- iec ied iee iei iep ier iet iey iic iid iie iii iip iir iit ipc ipd ipe ipi ipp ipr ipt ipy ir- irc ird ire iri irp irr irt iry itc itd ite iti itp itt ity iyc iye iyr iyt iyy p-p pcc pcd pce pci pcp pcr pct pdc pdd pde pdi pdp pdr pdt pec ped pee pei pep per pet pey pic pid pie pii pip pir pit ppc ppd ppe ppi ppp ppr ppt prc prd pre pri prp prr prt pry pt- ptc ptd pte pti ptp ptr ptt pty py- pyc pyd pye pyr pyt rcc rcd rce rci rcp rcr rct rdc rdd rde rdi rdp rdr rdt rdy re- rec red ree rei rep rer ret rey ric rid rie rii rip rir rit riy rpc rpd rpe rpi rpp rpr rpt rrc rrd rri rrp rrr rrt rtc rtd rte rti rtp rtr rtt rty ry- ryc ryd rye ryr ryy tcc tcd tce tci tcp tcr tct tdc tdd tde tdi tdp tdr tdt tdy te- tec ted tee tei tep ter tet tey tic tid tie tii tip tir tit tiy tpc tpd tpe tpi tpp tpr tpt trc trd tre tri trp trr trt try ttc ttd tte tti ttp ttr ttt tty tyc tyd tye typ tyr tyt ycc ycd yce yci ycp ycy yde ydt ydy yec yed yee yei yep yer yet yey yid yie yii yip yir yit ypd yrc yre yrp yrt ytc ytd yte ytp ytr ytt yyc yye yyt yyy