-er -ey -ic c-- ccc cce cch cci ccr ccs ce- cec cee ceh cei cer ces cey ch- chc che chh chi chr chs chy ci- cic cie cih cii cir cis crc cre crh cri crr crs cry csc cse csh csi csr css csy cyc cye cyr cys ec- ecc ece ech eci ecr ecs eec eee eer ees eey ehc ehe ehh ehi ehr ehs eic eie eii eir eis erc ere erh eri err ers ery es- esc ese esh esi esr ess esy eyc eye eyr eys h-i hcc hce hch hci hcr hcs hcy he- hec hee heh hei her hes hey hhc hhe hhh hhi hhr hhs hhy hic hie hih hii hir his hr- hrc hre hrh hri hrr hrs hsc hse hsh hsi hsr hss hsy hy- hyc hye hyh hyi hyr hys hyy icc ice ich ici icr ics icy ie- iec iee iei ier ies iey ihc ihe ihh ihi ihr ihs ihy iic iie iih iii iir iis ir- irc ire iri irr irs iry is- isc ise ish isi isr iss isy iyc iye iyr iys iyy rcc rce rch rci rcr rcs re- rec ree reh rei rer res rey rh- rhc rhe rhh rhi rhr rhs ric rie rih rii rir ris riy rrc rrh rri rrr rrs rsc rse rsh rsi rsr rss ry- ryc rye ryr rys ryy scc sce sch sci scr scs se- sec see seh sei ser ses sey sh- shc she shh shi shr shs shy sic sie sih sii sir sis sr- src sre srh sri srr srs sry ss- ssc sse ssh ssi ssr sss sy- syc sye syh syi syr sys ycc yce ych yci ycs ycy yec yee yeh yei yer yes yey yhc yhe yhi yhs yie yih yii yir yis yrc yre yrs ysc yse ysi ysr yss ysy yyc yye yys yyy