-ey -ic c-- ccc cce cci cco ccs cct ce- cec cee cei ceo ces cet cey ci- cic cie cii cio cis cit co- coc coe coi coo cos cot coy csc cse csi cso css cst csy ctc cte cti cto cts ctt cty cyc cye cyo cys cyt ec- ecc ece eci eco ecs ect eec eee eeo ees eet eey eic eie eii eio eis eit eo- eoc eoe eoi eoo eos eot es- esc ese esi eso ess est esy etc ete eti eto ets ett ety eyc eye eyo eys eyt icc ice ici ico ics ict icy ie- iec iee iei ies iet iey iic iie iii iio iis iit io- ioc ioe ioi ioo ios iot is- isc ise isi iso iss ist isy itc ite iti ito its itt ity iyc iye iyo iys iyt iyy o-i oc- occ oci oco ocs oct oec oee oei oeo oes oet oey oic oie oii oio ois oit oo- ooc ooi ooo oos oot os- osc ose osi oso oss ost ot- otc ote oti oto ots ott oye oyi oyo oys scc sce sci sco scs sct se- sec see sei seo ses set sey sic sie sii sio sis sit soc soe soi soo sos sot soy ss- ssc sse ssi sso sss sst stc ste sti sto sts stt sty sy- syc sye syi sys syt tcc tce tci tco tcs tct te- tec tee tei teo tes tet tey tic tie tii tio tis tit tiy to- toc toe toi too tos tot toy tsc tse tsi tso tss tst tsy ttc tte tti tto tts ttt tty tyc tye tyo tys tyt ycc yce yci yco ycs ycy yec yee yei yeo yes yet yey yie yii yio yis yit yoc yoe yoi yoo yos yot yoy ysc yse ysi yso yss yst ysy ytc yte yto yts ytt yyc yye yys yyt yyy