-er -ey c-- ccc cce ccg cco ccp ccr ccs ccz ce- cec cee ceg ceo cep cer ces cey cez cgc cge cgg cgo cgp cgr cgs cgy co- coc coe cog coo cop cor cos coy coz cpc cpe cpg cpo cpp cpr cps cpz crc cre crg cro crp crr crs cry crz csc cse csg cso csp csr css csy csz cyc cye cyg cyo cyp cyr cys cz- czc cze czo ec- ecc ece ecg eco ecr ecs eec eee eeg eeo eep eer ees eey egc ege egg ego egp egr egs egy eo- eoc eoe eog eoo eop eor eos ep- epc epe epg epo epp epr eps epz erc ere erg ero erp err ers ery erz es- esc ese esg eso esp esr ess esy eyc eye eyo eyp eyr eys eze ezo ezr ezs ezz g-p gcc gce gcg gco gcp gcr gcs ge- gec gee geg geo gep ger ges gey gez ggc ggg ggo ggp ggr ggs ggz goc goe gog goo gop gor gos goy goz gpc gpe gpg gpo gpp gpr gps gpz grc gre grg gro grp grr grs gry gsc gse gsg gso gsp gsr gss gy- gye gyo gyp gyr gys gzo gzp gzr oc- occ ocg oco ocp ocr ocs ocz oec oee oeg oeo oep oer oes oey ogc oge ogg ogo ogp ogs ogy oo- ooc oog ooo oop oor oos op- opc ope opg opo opp opr ops opy or- orc ore org oro orp orr ors ory orz os- osc ose osg oso osp osr oss oye oyo oys oze ozo ozs ozz p-p pcc pce pcg pco pcp pcr pcs pec pee peg peo pep per pes pey pez pgc pge pgg pgo pgp pgr pgs pgy poc poe pog poo pop por pos poy poz ppc ppe ppg ppo ppp ppr pps ppz prc pre prg pro prp prr prs pry prz ps- psc pse psg pso psp psr pss psy py- pyc pye pyg pyo pyr pys pzc pzp rcc rce rcg rco rcp rcr rcs re- rec ree reg reo rep rer res rey rez rgc rge rgg rgo rgp rgr rgs roc roe rog roo rop ror ros roy roz rpc rpe rpg rpo rpp rpr rps rpz rrc rrg rrp rrr rrs rsc rse rsg rso rsp rsr rss ry- ryc rye ryg ryo ryr rys ryy ryz rze rzo rzy scc sce scg sco scp scr scs se- sec see seg seo sep ser ses sey sez sgc sge sgg sgo sgp sgr sgs soc soe sog soo sop sor sos soy soz spc spe spg spo spp spr sps spy spz sr- src sre srg sro srp srr srs sry ss- ssc sse ssg sso ssp ssr sss ssz sy- syc sye syg syp syr sys sze szp szr ycc yce yco ycp ycs ycy yec yee yeg yeo yep yer yes yey yez ygc ygo yoc yoe yog yoo yop yor yos yoy ypg ypo yps yrc yre yrg yro yrp yrs ysc yse ysg yso ysp ysr yss ysy ysz yyc yye yyg yys yyy yyz yzr yzy z-g zce zco zcs zec zee zeo zep zer zes zez zgg zgs zo- zoc zoe zog zoo zor zos zpc zpe zpg zpo zpp zpr zro zrp zrs zse zsg zsz zzr zzs zzy zzz