-er -ey -ic c-- ccc cce cci cco ccr ccs cct ccu ce- cec cee cei ceo cer ces cet ceu cey ci- cic cie cii cio cir cis cit ciu co- coc coe coi coo cor cos cot cou coy crc cre cri cro crr crs crt cru cry csc cse csi cso csr css cst csu csy ctc cte cti cto ctr cts ctt ctu cty cuc cue cui cuo cur cus cut cuu cuy cyc cye cyo cyr cys cyt ec- ecc ece eci eco ecr ecs ect ecu eec eee eeo eer ees eet eey eic eie eii eio eir eis eit eiu eo- eoc eoe eoi eoo eor eos eot eou erc ere eri ero err ers ert eru ery es- esc ese esi eso esr ess est esu esy etc ete eti eto etr ets ett etu ety eu- euc eue eui eur eus eut eyc eye eyo eyr eys eyt icc ice ici ico icr ics ict icu icy ie- iec iee iei ier ies iet iey iic iie iii iio iir iis iit iiu io- ioc ioe ioi ioo ior ios iot iou ir- irc ire iri iro irr irs irt iru iry is- isc ise isi iso isr iss ist isu isy itc ite iti ito its itt itu ity iu- iuc iue iui iur ius iut iyc iye iyo iyr iys iyt iyy o-i oc- occ oci oco ocr ocs oct ocu oec oee oei oeo oer oes oet oey oic oie oii oio oir ois oit oiu oo- ooc ooi ooo oor oos oot or- orc ore ori oro orr ors ort oru ory os- osc ose osi oso osr oss ost osu ot- otc ote oti oto otr ots ott otu ou- ouc oue oui ouo our ous out oye oyi oyo oys rcc rce rci rco rcr rcs rct rcu re- rec ree rei reo rer res ret reu rey ric rie rii rio rir ris rit riy roc roe roi roo ror ros rot rou roy rrc rri rrr rrs rrt rru rsc rse rsi rso rsr rss rst rsu rtc rte rti rto rtr rts rtt rtu rty ruc rue rui ruo rur rus rut ruu ruy ry- ryc rye ryo ryr rys ryu ryy scc sce sci sco scr scs sct scu se- sec see sei seo ser ses set seu sey sic sie sii sio sir sis sit siu soc soe soi soo sor sos sot sou soy sr- src sre sri sro srr srs srt sry ss- ssc sse ssi sso ssr sss sst ssu stc ste sti sto str sts stt stu sty suc sue sui suo sur sus sut suu suy sy- syc sye syi syr sys syt syu tcc tce tci tco tcr tcs tct tcu te- tec tee tei teo ter tes tet teu tey tic tie tii tio tir tis tit tiu tiy to- toc toe toi too tor tos tot tou toy trc tre tri tro trr trs trt tru try tsc tse tsi tso tsr tss tst tsu tsy ttc tte tti tto ttr tts ttt ttu tty tuc tue tui tuo tur tus tut tuu tuy tyc tye tyo tyr tys tyt ucc uce uci uco ucr ucs uct ucu uec uee uei uer ues uet uey uic uie uii uio uir uis uit uiu uoc uoe uoo uor uos uot ur- urc ure uri uro urr urs urt uru ury usc use usi uso usr uss ust usu utc ute uti uto utr uts utt utu uty uuc uue uur uus uut uuu uyc uyi uyo uys uyu ycc yce yci yco ycs ycu ycy yec yee yei yeo yer yes yet yey yie yii yio yir yis yit yoc yoe yoi yoo yor yos yot you yoy yrc yre yro yrs yrt yru ysc yse ysi yso ysr yss yst ysu ysy ytc yte yto ytr yts ytt ytu yue yui yuo yur yus yut yuu yuy yyc yye yys yyt yyu yyy