-er -ic c-- ccc cce ccg cci ccm cco ccr cct ce- cec cee ceg cei cem ceo cer cet cgc cge cgg cgi cgm cgo cgr cgt ci- cic cie cig cii cim cio cir cit cmc cme cmg cmi cmm cmo cmr cmt co- coc coe cog coi com coo cor cot crc cre crg cri crm cro crr crt ctc cte ctg cti ctm cto ctr ctt ec- ecc ece ecg eci ecm eco ecr ect eec eee eeg eem eeo eer eet egc ege egg egi egm ego egr egt eic eie eig eii eim eio eir eit em- emc eme emg emi emm emo emr emt eo- eoc eoe eog eoi eom eoo eor eot erc ere erg eri erm ero err ert etc ete etg eti etm eto etr ett gcc gce gcg gci gcm gco gcr gct ge- gec gee geg gei gem geo ger get ggc ggg ggi ggm ggo ggr ggt gic gie gig gii gim gio gir git gmc gme gmg gmi gmm gmo gmr gmt goc goe gog goi gom goo gor got grc gre grg gri grm gro grr grt gtc gte gtg gti gtm gto gtr gtt icc ice icg ici icm ico icr ict ie- iec iee ieg iei iem ier iet igc ige igg igi igm igo igr igt iic iie iii iim iio iir iit im- imc ime img imi imm imo imt io- ioc ioe iog ioi iom ioo ior iot ir- irc ire irg iri irm iro irr irt itc ite itg iti itm ito itt m-o m-r mc- mcc mce mcg mci mcm mco mcr mct mec mee meg mei mem meo mer met mgc mge mgi mgm mgo mgr mgt mi- mic mie mig mii mim mio mir mit mmc mme mmg mmi mmm mmo mmr mmt moc moe mog moi mom moo mor mot mrc mre mrg mri mrm mro mrr mrt mtc mte mtg mti mtm mto mtr mtt o-i oc- occ ocg oci ocm oco ocr oct oec oee oeg oei oem oeo oer oet ogc oge ogg ogi ogo ogt oic oie oii oim oio oir oit om- omc ome omg omi omm omo omr omt oo- ooc oog ooi oom ooo oor oot or- orc ore org ori orm oro orr ort ot- otc ote otg oti otm oto otr ott rcc rce rcg rci rcm rco rcr rct re- rec ree reg rei rem reo rer ret rgc rge rgg rgi rgo rgr rgt ric rie rig rii rim rio rir rit rmc rme rmg rmi rmm rmo rmr rmt roc roe rog roi rom roo ror rot rrc rrg rri rrm rrr rrt rtc rte rtg rti rtm rto rtr rtt tcc tce tcg tci tcm tco tcr tct te- tec tee teg tei tem teo ter tet tgc tge tgg tgi tgm tgo tgr tgt tic tie tig tii tim tio tir tit tmc tme tmg tmi tmm tmo tmr tmt to- toc toe tog toi tom too tor tot trc tre trg tri trm tro trr trt ttc tte ttg tti ttm tto ttr ttt