-er -ic -th c-- ccc cce ccg cch cci ccr cct ce- cec cee ceg ceh cei cer cet cgc cge cgg cgh cgi cgr cgt ch- chc che chg chh chi chr cht ci- cic cie cig cih cii cir cit crc cre crg crh cri crr crt ctc cte ctg cth cti ctr ctt ec- ecc ece ecg ech eci ecr ect eec eee eeg eer eet egc ege egg egh egi egr egt ehc ehe ehg ehh ehi ehr eht eic eie eig eii eir eit erc ere erg erh eri err ert etc ete etg eth eti etr ett gcc gce gcg gch gci gcr gct ge- gec gee geg geh gei ger get ggc ggg ggh ggi ggr ggt ghc ghe ghg ghh ghi ghr ght gic gie gig gih gii gir git grc gre grg grh gri grr grt gtc gte gtg gth gti gtr gtt h-i hcc hce hcg hch hci hcr hct he- hec hee heg heh hei her het hgc hge hgg hgh hgi hgr hgt hhc hhe hhg hhh hhi hhr hht hic hie hig hih hii hir hit hr- hrc hre hrg hrh hri hrr hrt htc hte htg hth hti htr htt icc ice icg ich ici icr ict ie- iec iee ieg iei ier iet igc ige igg igh igi igr igt ihc ihe ihg ihh ihi ihr iht iic iie iih iii iir iit ir- irc ire irg iri irr irt itc ite itg ith iti itt rcc rce rcg rch rci rcr rct re- rec ree reg reh rei rer ret rgc rge rgg rgh rgi rgr rgt rh- rhc rhe rhg rhh rhi rhr rht ric rie rig rih rii rir rit rrc rrg rrh rri rrr rrt rtc rte rtg rti rtr rtt tcc tce tcg tch tci tcr tct te- tec tee teg teh tei ter tet tgc tge tgg tgh tgi tgr tgt th- thc the thg thh thi thr tht tic tie tig tih tii tir tit trc tre trg trh tri trr trt ttc tte ttg tth tti ttr ttt