-ey -ic c-- ccc ccd cce cci cco ccp ccs cct cdc cdd cde cdi cdo cdp cds cdt cdy ce- cec ced cee cei ceo cep ces cet cey ci- cic cid cie cii cio cip cis cit co- coc cod coe coi coo cop cos cot coy cpc cpd cpe cpi cpo cpp cps cpt csc csd cse csi cso csp css cst csy ctc ctd cte cti cto ctp cts ctt cty cyc cyd cye cyo cyp cys cyt dcc dcd dce dci dco dcp dcs dct ddc ddd dde ddi ddo ddp dds ddt ddy de- dec ded dee dei deo dep des det dey di- dic did die dii dio dip dis dit diy doc dod doe doi doo dop dos dot doy dpc dpd dpe dpi dpo dpp dps dpt dsc dsd dse dsi dso dsp dss dst dsy dtc dtd dte dti dto dtp dts dtt dty dy- dyc dyd dye dyo dyp dys dyy ec- ecc ecd ece eci eco ecs ect ed- edc edd ede edi edo edp eds edt edy eec eed eee eeo eep ees eet eey eic eid eie eii eio eip eis eit eo- eoc eod eoe eoi eoo eop eos eot ep- epc epd epe epi epo epp eps ept es- esc esd ese esi eso esp ess est esy etc etd ete eti eto etp ets ett ety eyc eyd eye eyo eyp eys eyt i-d icc icd ice ici ico icp ics ict icy idc idd ide idi ido idp ids idt idy ie- iec ied iee iei iep ies iet iey iic iid iie iii iio iip iis iit io- ioc iod ioe ioi ioo iop ios iot ipc ipd ipe ipi ipo ipp ips ipt ipy is- isc isd ise isi iso isp iss ist isy itc itd ite iti ito itp its itt ity iyc iye iyo iys iyt iyy o-i oc- occ ocd oci oco ocp ocs oct odc odd ode odi odo odp ods odt oec oed oee oei oeo oep oes oet oey oic oid oie oii oio oip ois oit oo- ooc ood ooi ooo oop oos oot op- opc opd ope opi opo opp ops opt opy os- osc osd ose osi oso osp oss ost ot- otc otd ote oti oto otp ots ott oyd oye oyi oyo oys p-p pcc pcd pce pci pco pcp pcs pct pdc pdd pde pdi pdo pdp pds pdt pec ped pee pei peo pep pes pet pey pic pid pie pii pio pip pis pit poc pod poe poi poo pop pos pot poy ppc ppd ppe ppi ppo ppp pps ppt ps- psc psd pse psi pso psp pss pst psy pt- ptc ptd pte pti pto ptp pts ptt pty py- pyc pyd pye pyo pys pyt scc scd sce sci sco scp scs sct sdc sdd sde sdi sdo sdp sds sdt sdy se- sec sed see sei seo sep ses set sey sic sid sie sii sio sip sis sit soc sod soe soi soo sop sos sot soy spc spd spe spi spo spp sps spt spy ss- ssc ssd sse ssi sso ssp sss sst stc std ste sti sto stp sts stt sty sy- syc syd sye syi syp sys syt tcc tcd tce tci tco tcp tcs tct tdc tdd tde tdi tdo tdp tds tdt tdy te- tec ted tee tei teo tep tes tet tey tic tid tie tii tio tip tis tit tiy to- toc tod toe toi too top tos tot toy tpc tpd tpe tpi tpo tpp tps tpt tsc tsd tse tsi tso tsp tss tst tsy ttc ttd tte tti tto ttp tts ttt tty tyc tyd tye tyo typ tys tyt ycc ycd yce yci yco ycp ycs ycy yde ydo yds ydt ydy yec yed yee yei yeo yep yes yet yey yid yie yii yio yip yis yit yoc yod yoe yoi yoo yop yos yot yoy ypd ypo yps ysc yse ysi yso ysp yss yst ysy ytc ytd yte yto ytp yts ytt yyc yye yys yyt yyy