-er -th c-- ccc cce ccg cch cco ccr cct ce- cec cee ceg ceh ceo cer cet cgc cge cgg cgh cgo cgr cgt ch- chc che chg chh cho chr cht co- coc coe cog coh coo cor cot crc cre crg crh cro crr crt ctc cte ctg cth cto ctr ctt ec- ecc ece ecg ech eco ecr ect eec eee eeg eeo eer eet egc ege egg egh ego egr egt ehc ehe ehg ehh eho ehr eht eo- eoc eoe eog eoh eoo eor eot erc ere erg erh ero err ert etc ete etg eth eto etr ett gcc gce gcg gch gco gcr gct ge- gec gee geg geh geo ger get ggc ggg ggh ggo ggr ggt ghc ghe ghg ghh gho ghr ght goc goe gog goh goo gor got grc gre grg grh gro grr grt gtc gte gtg gth gto gtr gtt hcc hce hcg hch hco hcr hct he- hec hee heg heh heo her het hgc hge hgg hgh hgo hgr hgt hhc hhe hhg hhh hho hhr hht hoc hoe hog hoh hoo hor hot hr- hrc hre hrg hrh hro hrr hrt htc hte htg hth hto htr htt oc- occ ocg och oco ocr oct oec oee oeg oeh oeo oer oet ogc oge ogg ogh ogo ogt ohc ohe ohg ohh oho ohr oht oo- ooc oog ooh ooo oor oot or- orc ore org orh oro orr ort ot- otc ote otg oth oto otr ott rcc rce rcg rch rco rcr rct re- rec ree reg reh reo rer ret rgc rge rgg rgh rgo rgr rgt rh- rhc rhe rhg rhh rho rhr rht roc roe rog roh roo ror rot rrc rrg rrh rrr rrt rtc rte rtg rto rtr rtt tcc tce tcg tch tco tcr tct te- tec tee teg teh teo ter tet tgc tge tgg tgh tgo tgr tgt th- thc the thg thh tho thr tht to- toc toe tog toh too tor tot trc tre trg trh tro trr trt ttc tte ttg tth tto ttr ttt