-er -ey -ic a-a a-c a-i aaa aac aae aag aai aao aar aas aay ac- aca acc ace acg aci aco acr acs acy aea aec aee aeg aei aeo aer aes aey ag- aga agc age agg agi ago agr ags agy ai- aia aic aie aig aii aio air ais aiy aoa aoc aoe aog aoi aoo aor aos ar- ara arc are arg ari aro arr ars ary as- asa asc ase asg asi aso asr ass asy ay- aya ayc aye ayi ayo ayr ays c-- caa cac cae cag cai cao car cas cay cca ccc cce ccg cci cco ccr ccs ce- cea cec cee ceg cei ceo cer ces cey cga cgc cge cgg cgi cgo cgr cgs cgy ci- cia cic cie cig cii cio cir cis co- coa coc coe cog coi coo cor cos coy cra crc cre crg cri cro crr crs cry csa csc cse csg csi cso csr css csy cya cyc cye cyg cyo cyr cys eaa eac eae eag eai eao ear eas ec- eca ecc ece ecg eci eco ecr ecs eea eec eee eeg eeo eer ees eey ega egc ege egg egi ego egr egs egy eia eic eie eig eii eio eir eis eo- eoa eoc eoe eog eoi eoo eor eos era erc ere erg eri ero err ers ery es- esa esc ese esg esi eso esr ess esy eya eyc eye eyo eyr eys gaa gac gae gag gai gao gar gas gay gca gcc gce gcg gci gco gcr gcs ge- gea gec gee geg gei geo ger ges gey gga ggc ggg ggi ggo ggr ggs gia gic gie gig gii gio gir gis giy goa goc goe gog goi goo gor gos goy gra grc gre grg gri gro grr grs gry gsa gsc gse gsg gsi gso gsr gss gy- gya gye gyo gyr gys ia- iaa iac iae iag iai iao iar ias ica icc ice icg ici ico icr ics icy ie- iea iec iee ieg iei ier ies iey iga igc ige igg igi igo igr igs igy iia iic iie iii iio iir iis io- ioa ioc ioe iog ioi ioo ior ios ir- ira irc ire irg iri iro irr irs iry is- isa isc ise isg isi iso isr iss isy iya iyc iye iyo iyr iys iyy o-i oaa oac oae oag oai oao oar oas oc- oca occ ocg oci oco ocr ocs oea oec oee oeg oei oeo oer oes oey oga ogc oge ogg ogi ogo ogs ogy oia oic oie oii oio oir ois oo- ooa ooc oog ooi ooo oor oos or- ora orc ore org ori oro orr ors ory os- osa osc ose osg osi oso osr oss oya oye oyi oyo oys ra- raa rac rae rag rai rao rar ras ray rca rcc rce rcg rci rco rcr rcs re- rea rec ree reg rei reo rer res rey rga rgc rge rgg rgi rgo rgr rgs ria ric rie rig rii rio rir ris riy roa roc roe rog roi roo ror ros roy rra rrc rrg rri rrr rrs rsa rsc rse rsg rsi rso rsr rss ry- rya ryc rye ryg ryo ryr rys ryy saa sac sae sag sai sao sar sas say sca scc sce scg sci sco scr scs se- sea sec see seg sei seo ser ses sey sga sgc sge sgg sgi sgo sgr sgs sia sic sie sig sii sio sir sis soa soc soe sog soi soo sor sos soy sr- sra src sre srg sri sro srr srs sry ss- ssa ssc sse ssg ssi sso ssr sss sy- sya syc sye syg syi syr sys yaa yac yae yag yai yao yar yas yay yca ycc yce yci yco ycs ycy yea yec yee yeg yei yeo yer yes yey yga ygc ygo yie yig yii yio yir yis yoc yoe yog yoi yoo yor yos yoy yra yrc yre yrg yro yrs ysa ysc yse ysg ysi yso ysr yss ysy yyc yye yyg yys yyy