-ic c-- ccc ccd cci ccp ccr cct cdc cdd cdi cdp cdr cdt cdy ci- cic cid cii cip cir cit cpc cpd cpi cpp cpr cpt crc crd cri crp crr crt cry ctc ctd cti ctp ctr ctt cty cyc cyd cyp cyr cyt dcc dcd dci dcp dcr dct ddc ddd ddi ddp ddr ddt ddy di- dic did dii dip dir dit diy dpc dpd dpi dpp dpr dpt drc drd dri drp drr drt dry dtc dtd dti dtp dtr dtt dty dy- dyc dyd dyp dyr dyy i-d icc icd ici icp icr ict icy idc idd idi idp idr idt idy iic iid iii iip iir iit ipc ipd ipi ipp ipr ipt ipy ir- irc ird iri irp irr irt iry itc itd iti itp itt ity iyc iyr iyt iyy p-p pcc pcd pci pcp pcr pct pdc pdd pdi pdp pdr pdt pic pid pii pip pir pit ppc ppd ppi ppp ppr ppt prc prd pri prp prr prt pry pt- ptc ptd pti ptp ptr ptt pty py- pyc pyd pyr pyt rcc rcd rci rcp rcr rct rdc rdd rdi rdp rdr rdt rdy ric rid rii rip rir rit riy rpc rpd rpi rpp rpr rpt rrc rrd rri rrp rrr rrt rtc rtd rti rtp rtr rtt rty ry- ryc ryd ryr ryy tcc tcd tci tcp tcr tct tdc tdd tdi tdp tdr tdt tdy tic tid tii tip tir tit tiy tpc tpd tpi tpp tpr tpt trc trd tri trp trr trt try ttc ttd tti ttp ttr ttt tty tyc tyd typ tyr tyt ycc ycd yci ycp ycy ydt ydy yid yii yip yir yit ypd yrc yrp yrt ytc ytd ytp ytr ytt yyc yyt yyy