-ey -ic c-- ccc ccd cce cci ccp ccs cct cdc cdd cde cdi cdp cds cdt cdy ce- cec ced cee cei cep ces cet cey ci- cic cid cie cii cip cis cit cpc cpd cpe cpi cpp cps cpt csc csd cse csi csp css cst csy ctc ctd cte cti ctp cts ctt cty cyc cyd cye cyp cys cyt dcc dcd dce dci dcp dcs dct ddc ddd dde ddi ddp dds ddt ddy de- dec ded dee dei dep des det dey di- dic did die dii dip dis dit diy dpc dpd dpe dpi dpp dps dpt dsc dsd dse dsi dsp dss dst dsy dtc dtd dte dti dtp dts dtt dty dy- dyc dyd dye dyp dys dyy ec- ecc ecd ece eci ecs ect ed- edc edd ede edi edp eds edt edy eec eed eee eep ees eet eey eic eid eie eii eip eis eit ep- epc epd epe epi epp eps ept es- esc esd ese esi esp ess est esy etc etd ete eti etp ets ett ety eyc eyd eye eyp eys eyt i-d icc icd ice ici icp ics ict icy idc idd ide idi idp ids idt idy ie- iec ied iee iei iep ies iet iey iic iid iie iii iip iis iit ipc ipd ipe ipi ipp ips ipt ipy is- isc isd ise isi isp iss ist isy itc itd ite iti itp its itt ity iyc iye iys iyt iyy p-p pcc pcd pce pci pcp pcs pct pdc pdd pde pdi pdp pds pdt pec ped pee pei pep pes pet pey pic pid pie pii pip pis pit ppc ppd ppe ppi ppp pps ppt ps- psc psd pse psi psp pss pst psy pt- ptc ptd pte pti ptp pts ptt pty py- pyc pyd pye pys pyt scc scd sce sci scp scs sct sdc sdd sde sdi sdp sds sdt sdy se- sec sed see sei sep ses set sey sic sid sie sii sip sis sit spc spd spe spi spp sps spt spy ss- ssc ssd sse ssi ssp sss sst stc std ste sti stp sts stt sty sy- syc syd sye syi syp sys syt tcc tcd tce tci tcp tcs tct tdc tdd tde tdi tdp tds tdt tdy te- tec ted tee tei tep tes tet tey tic tid tie tii tip tis tit tiy tpc tpd tpe tpi tpp tps tpt tsc tsd tse tsi tsp tss tst tsy ttc ttd tte tti ttp tts ttt tty tyc tyd tye typ tys tyt ycc ycd yce yci ycp ycs ycy yde yds ydt ydy yec yed yee yei yep yes yet yey yid yie yii yip yis yit ypd yps ysc yse ysi ysp yss yst ysy ytc ytd yte ytp yts ytt yyc yye yys yyt yyy