-er -ey -ic a-a a-c a-i aaa aac aae aag aai aao aap aar aas aay ac- aca acc ace acg aci aco acp acr acs acy aea aec aee aeg aei aeo aep aer aes aey ag- aga agc age agg agi ago agp agr ags agy ai- aia aic aie aig aii aio aip air ais aiy aoa aoc aoe aog aoi aoo aop aor aos ap- apa apc ape apg api apo app apr aps apy ar- ara arc are arg ari aro arp arr ars ary as- asa asc ase asg asi aso asp asr ass asy ay- aya ayc aye ayi ayo ayp ayr ays c-- caa cac cae cag cai cao cap car cas cay cca ccc cce ccg cci cco ccp ccr ccs ce- cea cec cee ceg cei ceo cep cer ces cey cga cgc cge cgg cgi cgo cgp cgr cgs cgy ci- cia cic cie cig cii cio cip cir cis co- coa coc coe cog coi coo cop cor cos coy cpa cpc cpe cpg cpi cpo cpp cpr cps cra crc cre crg cri cro crp crr crs cry csa csc cse csg csi cso csp csr css csy cya cyc cye cyg cyo cyp cyr cys eaa eac eae eag eai eao eap ear eas ec- eca ecc ece ecg eci eco ecr ecs eea eec eee eeg eeo eep eer ees eey ega egc ege egg egi ego egp egr egs egy eia eic eie eig eii eio eip eir eis eo- eoa eoc eoe eog eoi eoo eop eor eos ep- epa epc epe epg epi epo epp epr eps era erc ere erg eri ero erp err ers ery es- esa esc ese esg esi eso esp esr ess esy eya eyc eye eyo eyp eyr eys g-p gaa gac gae gag gai gao gap gar gas gay gca gcc gce gcg gci gco gcp gcr gcs ge- gea gec gee geg gei geo gep ger ges gey gga ggc ggg ggi ggo ggp ggr ggs gia gic gie gig gii gio gip gir gis giy goa goc goe gog goi goo gop gor gos goy gpa gpc gpe gpg gpi gpo gpp gpr gps gra grc gre grg gri gro grp grr grs gry gsa gsc gse gsg gsi gso gsp gsr gss gy- gya gye gyo gyp gyr gys ia- iaa iac iae iag iai iao iap iar ias ica icc ice icg ici ico icp icr ics icy ie- iea iec iee ieg iei iep ier ies iey iga igc ige igg igi igo igp igr igs igy iia iic iie iii iio iip iir iis io- ioa ioc ioe iog ioi ioo iop ior ios ipa ipc ipe ipg ipi ipo ipp ipr ips ipy ir- ira irc ire irg iri iro irp irr irs iry is- isa isc ise isg isi iso isp isr iss isy iya iyc iye iyo iyr iys iyy o-i oaa oac oae oag oai oao oap oar oas oc- oca occ ocg oci oco ocp ocr ocs oea oec oee oeg oei oeo oep oer oes oey oga ogc oge ogg ogi ogo ogp ogs ogy oia oic oie oii oio oip oir ois oo- ooa ooc oog ooi ooo oop oor oos op- opa opc ope opg opi opo opp opr ops opy or- ora orc ore org ori oro orp orr ors ory os- osa osc ose osg osi oso osp osr oss oya oye oyi oyo oys p-p paa pac pae pag pai pao pap par pas pay pca pcc pce pcg pci pco pcp pcr pcs pea pec pee peg pei peo pep per pes pey pga pgc pge pgg pgi pgo pgp pgr pgs pgy pia pic pie pig pii pio pip pir pis poa poc poe pog poi poo pop por pos poy ppa ppc ppe ppg ppi ppo ppp ppr pps pra prc pre prg pri pro prp prr prs pry ps- psa psc pse psg psi pso psp psr pss psy py- pya pyc pye pyg pyo pyr pys ra- raa rac rae rag rai rao rap rar ras ray rca rcc rce rcg rci rco rcp rcr rcs re- rea rec ree reg rei reo rep rer res rey rga rgc rge rgg rgi rgo rgp rgr rgs ria ric rie rig rii rio rip rir ris riy roa roc roe rog roi roo rop ror ros roy rpa rpc rpe rpg rpi rpo rpp rpr rps rra rrc rrg rri rrp rrr rrs rsa rsc rse rsg rsi rso rsp rsr rss ry- rya ryc rye ryg ryo ryr rys ryy saa sac sae sag sai sao sap sar sas say sca scc sce scg sci sco scp scr scs se- sea sec see seg sei seo sep ser ses sey sga sgc sge sgg sgi sgo sgp sgr sgs sia sic sie sig sii sio sip sir sis soa soc soe sog soi soo sop sor sos soy spa spc spe spg spi spo spp spr sps spy sr- sra src sre srg sri sro srp srr srs sry ss- ssa ssc sse ssg ssi sso ssp ssr sss sy- sya syc sye syg syi syp syr sys yaa yac yae yag yai yao yap yar yas yay yca ycc yce yci yco ycp ycs ycy yea yec yee yeg yei yeo yep yer yes yey yga ygc ygo yie yig yii yio yip yir yis yoc yoe yog yoi yoo yop yor yos yoy ypa ypg ypo yps yra yrc yre yrg yro yrp yrs ysa ysc yse ysg ysi yso ysp ysr yss ysy yyc yye yyg yys yyy