-er -ey c-- ccc cce ccg ccr ccs ccu ccz ce- cec cee ceg cer ces ceu cey cez cgc cge cgg cgr cgs cgu cgy crc cre crg crr crs cru cry crz csc cse csg csr css csu csy csz cuc cue cug cur cus cuu cuy cuz cyc cye cyg cyr cys cz- czc cze ec- ecc ece ecg ecr ecs ecu eec eee eeg eer ees eey egc ege egg egr egs egu egy erc ere erg err ers eru ery erz es- esc ese esg esr ess esu esy eu- euc eue eug eur eus eyc eye eyr eys eze ezr ezs ezz gcc gce gcg gcr gcs gcu ge- gec gee geg ger ges geu gey gez ggc ggg ggr ggs ggu ggz grc gre grg grr grs gru gry gsc gse gsg gsr gss gsu gu- guc gue gug gur gus guu guy guz gy- gye gyr gys gzr gzu rcc rce rcg rcr rcs rcu re- rec ree reg rer res reu rey rez rgc rge rgg rgr rgs rrc rrg rrr rrs rru rsc rse rsg rsr rss rsu ruc rue rug rur rus ruu ruy ruz ry- ryc rye ryg ryr rys ryu ryy ryz rze rzy scc sce scg scr scs scu se- sec see seg ser ses seu sey sez sgc sge sgg sgr sgs sgu sr- src sre srg srr srs sry ss- ssc sse ssg ssr sss ssu ssz suc sue sug sur sus suu suy suz sy- syc sye syg syr sys syu sze szr szu ucc uce ucg ucr ucs ucu uec uee ueg uer ues uey ugc uge ugg ugr ugs ugu ur- urc ure urg urr urs uru ury urz usc use usg usr uss usu usz uuc uue uug uur uus uuu uyc uys uyu uzu ycc yce ycs ycu ycy yec yee yeg yer yes yey yez ygc yrc yre yrg yrs yru ysc yse ysg ysr yss ysu ysy ysz yue yug yur yus yuu yuy yyc yye yyg yys yyu yyy yyz yzr yzu yzy z-g zce zcs zec zee zer zes zez zgg zgs zrs zse zsg zsu zsz zuc zug zur zus zuz zzr zzs zzy zzz