-er -ol c-- ccc cce ccg cch ccl cco ccr ccs ce- cec cee ceg ceh cel ceo cer ces cgc cge cgg cgh cgl cgo cgr cgs ch- chc che chg chh chl cho chr chs cl- clc cle clg clh cll clo clr cls co- coc coe cog coh col coo cor cos crc cre crg crh crl cro crr crs csc cse csg csh csl cso csr css ec- ecc ece ecg ech ecl eco ecr ecs eec eee eeg eel eeo eer ees egc ege egg egh egl ego egr egs ehc ehe ehg ehh ehl eho ehr ehs elc ele elg elh ell elo elr els eo- eoc eoe eog eoh eol eoo eor eos erc ere erg erh erl ero err ers es- esc ese esg esh esl eso esr ess gcc gce gcg gch gcl gco gcr gcs ge- gec gee geg geh gel geo ger ges ggc ggg ggh ggo ggr ggs ghc ghe ghg ghh ghl gho ghr ghs glc gle glg glh gll glo glr gls goc goe gog goh gol goo gor gos grc gre grg grh grl gro grr grs gsc gse gsg gsl gso gsr gss hcc hce hcg hch hcl hco hcr hcs he- hec hee heg heh hel heo her hes hgc hge hgg hgh hgl hgo hgr hgs hhc hhe hhg hhh hhl hho hhr hhs hlc hle hlg hlh hll hlo hlr hls hoc hoe hog hoh hol hoo hor hos hr- hrc hre hrg hrh hrl hro hrr hrs hsc hse hsg hsh hsl hsr hss lcc lce lcg lch lcl lco lcr lcs lec lee leg leh lel leo ler les lgc lge lgg lgh lgl lgo lgr lgs lhc lhh lho lhr lhs llc lle llg lll llo llr lls loc loe log loh lol loo lor los lrc lrg lrh lro lrr lrs lsc lse lsg lsh lsl lso lsr lss oc- occ ocg och ocl oco ocr ocs oec oee oeg oeh oel oeo oer oes ogc oge ogg ogh ogl ogo ogs ohc ohe ohg ohh ohl oho ohr ohs olc ole olg oll olo ols oo- ooc oog ooh ool ooo oor oos or- orc ore org orh orl oro orr ors os- osc ose osg osh osl oso osr oss rcc rce rcg rch rcl rco rcr rcs re- rec ree reg reh rel reo rer res rgc rge rgg rgh rgo rgr rgs rh- rhc rhe rhg rhh rhl rho rhr rhs rlc rle rlg rlh rll rlo rlr rls roc roe rog roh rol roo ror ros rrc rrg rrh rrl rrr rrs rsc rse rsg rsh rsl rso rsr rss scc sce scg sch scl sco scr scs se- sec see seg seh sel seo ser ses sgc sge sgg sgh sgl sgo sgr sgs sh- shc she shg shh shl sho shr shs slc sle slg slh sll slo slr sls soc soe sog soh sol soo sor sos sr- src sre srg srh srl sro srr srs ss- ssc sse ssg ssh ssl sso ssr sss