-er -ey -ic c-- ccc cce cci ccn ccr ccs ccv ce- cec cee cei cen cer ces cev cey ci- cic cie cii cin cir cis civ cn- cnc cne cni cnn cnr cns cnv cny crc cre cri crn crr crs crv cry csc cse csi csn csr css csv csy cvc cve cvi cvn cvr cvs cvv cyc cye cyn cyr cys ec- ecc ece eci ecn ecr ecs ecv eec eee een eer ees eev eey eic eie eii ein eir eis eiv en- enc ene eni enn enr ens env eny erc ere eri ern err ers erv ery es- esc ese esi esn esr ess esv esy evc eve evi evn evr evs evv evy eyc eye eyn eyr eys i-v icc ice ici icn icr ics icv icy ie- iec iee iei ien ier ies iev iey iic iie iii iin iir iis in- inc ine ini inn inr ins inv iny ir- irc ire iri irn irr irs irv iry is- isc ise isi isn isr iss isv isy ivc ive ivi ivr ivs ivv ivy iyc iye iyr iys iyy n-i ncc nce nci ncn ncr ncs ncv ne- nec nee nei nen ner nes nev ney nic nie nii nin nir nis niv nnc nne nni nnn nns nnv nrc nre nri nrn nrr nrs nrv nry nsc nse nsi nsn nsr nss nsv nsy nvc nve nvi nvn nvv nyc nye nyn nys nyy rcc rce rci rcn rcr rcs rcv re- rec ree rei ren rer res rev rey ric rie rii rin rir ris riv riy rnc rni rnn rnr rns rnv rny rrc rri rrn rrr rrs rsc rse rsi rsn rsr rss rsv rvc rve rvi rvn rvr rvs rvv rvy ry- ryc rye ryn ryr rys ryy scc sce sci scn scr scs scv se- sec see sei sen ser ses sev sey sic sie sii sin sir sis siv snc sne sni snn snr sns snv sny sr- src sre sri srn srr srs srv sry ss- ssc sse ssi ssn ssr sss ssv svc sve svi svn svr svs svv svy sy- syc sye syi syn syr sys v-e vcc vce vci vcn vcr vcs vcy vec vee vei ven ver ves vey vi- vic vie vii vin vir vis viv viy vn- vni vnr vns vnv vrc vre vri vrn vrr vrs vry vsc vse vsi vsn vsr vss vsv vvc vvi vvr vvs vvv vye vyn ycc yce yci ycs ycv ycy yec yee yei yen yer yes yev yey yie yii yin yir yis yne ynn yns yny yrc yre yrn yrs ysc yse ysi ysr yss ysy yve yvi yvr yvy yyc yye yys yyy