-er -ey -ic c-- ccc cce cci ccr ccs cct ce- cec cee cei cer ces cet cey ci- cic cie cii cir cis cit crc cre cri crr crs crt cry csc cse csi csr css cst csy ctc cte cti ctr cts ctt cty cyc cye cyr cys cyt ec- ecc ece eci ecr ecs ect eec eee eer ees eet eey eic eie eii eir eis eit erc ere eri err ers ert ery es- esc ese esi esr ess est esy etc ete eti etr ets ett ety eyc eye eyr eys eyt icc ice ici icr ics ict icy ie- iec iee iei ier ies iet iey iic iie iii iir iis iit ir- irc ire iri irr irs irt iry is- isc ise isi isr iss ist isy itc ite iti its itt ity iyc iye iyr iys iyt iyy rcc rce rci rcr rcs rct re- rec ree rei rer res ret rey ric rie rii rir ris rit riy rrc rri rrr rrs rrt rsc rse rsi rsr rss rst rtc rte rti rtr rts rtt rty ry- ryc rye ryr rys ryy scc sce sci scr scs sct se- sec see sei ser ses set sey sic sie sii sir sis sit sr- src sre sri srr srs srt sry ss- ssc sse ssi ssr sss sst stc ste sti str sts stt sty sy- syc sye syi syr sys syt tcc tce tci tcr tcs tct te- tec tee tei ter tes tet tey tic tie tii tir tis tit tiy trc tre tri trr trs trt try tsc tse tsi tsr tss tst tsy ttc tte tti ttr tts ttt tty tyc tye tyr tys tyt ycc yce yci ycs ycy yec yee yei yer yes yet yey yie yii yir yis yit yrc yre yrs yrt ysc yse ysi ysr yss yst ysy ytc yte ytr yts ytt yyc yye yys yyt yyy